Free Ebook: Electric Machinery by Fitz Gerald

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Several new chapters have been added, including a chapter on power electronics, as well as one on speed and torque control of dc and ac motors. This edition has also been expanded with additional examples and practice problems. The use of MATLAB has been introduced to the new edition, both in examples within the text as well as in the chapter problems.

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THE POSSIBILITY OF MAKING A HAND-CRANK CELL PHONE CHARGER

This was an investigatory project presented to Sir Jimar Balo of Dansalan College. This was one of the major requirements for the graduating high school students.

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The Impact of Fertilizer use in Barangay Supangan in the Lake Lanao

This was a research paper which aims to investigate the impact of the usage of fertilizer in barangay Suphangan to the water quality and Ecosystem of Lake Lanao.

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The Use of Ginger (Zingiber Officinale) Extract in The Mortality of Mosquito

This was an investigatory project presented to Glenda Cababat of Dansalan College during my high school years.

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Answer key for Civil Service Reviewer 3

ENVIRONMENTAL ISSUES
1.    1
2.    1
3.    1
4.    3
5.    4
6.    5
7.    2
8.    2
9.    3
10.    2

CURRENT EVENTS
1.    1
2.    5
3.    5
4.    4
5.    5
6.    5
7.    4
8.    1
9.    4
10.    3

LOGICAL ANALYSIS
1.    2
2.    2
3.    1
4.    5
5.    2
6.    1
7.    2

IDIOMATIC EXPRESSIONS
1.    2
2.    1
3.    2
4.    5
5.    2
6.    6
7.    3
8.    2
9.    4
10.    3


VOCABULARY ( Please follow the numbering)
1.    3
2.    1
3.    2
4.    2
5.    1
6.    1
7.    4
8.    sieve, analyze, examine
9.    distortion, imitation, description
10.    3
11.    mapipigilan
12.    sturdy
13.    2
14.    decrease, decline, shrivel
15.    sacrifice
16.    accusation, impeachment
17.    tendency, inclination
18.    favourable
19.    trace, mark, sign, indication, remains, suggestion
20.    fleeing, escaping, transient
21.    atubili, alanganin
22.    amazed, astonish, compound, stagger, daze
23.    uncontrolled, unrestrained, standing, rank, rearing
24.    jeopardy, hazard, danger, risk, menace, vulnerability
25.    cruel, inhuman, brutal, degraded, sensual
26.    potential, undeveloped, unrealized, dormant, tacit
27.    reserved, quiet, silent, very little, mum, mute
28.    effective, effectual, vigorous, severe, sarcastic, strong
29.    1
30.    1
31.    2
32.    4

SINGLE WORD APPROACH
1.    1
2.    2
3.    4
4.    4
5.    3
6.    3
7.    5
8.    1
9.    2
10.    2

DOUBLE WORD APPROACH
1.    1
2.    1
3.    1
4.    2
5.    3

SENTENCE COMPLETION

1.    1

NUMBER SERIES

1.    2
2.    3
3.    3
4.    1

PROBLEM SOLVING
1.    2
2.    3
3.    1
4.    1
5.    2
6.    4
7.    1
8.    5
9.    1
10.    3
11.    4
12.    1
13.    4
14.    5
15.    3
16.    3
17.    3
18.    3
19.    3
20.    3
21.    2
22.    1
23.    2
24.    1

        PROBLEM SOLVING

1.    4
2.    5
3.    3
4.    1
5.    –
6.    1
7.    4
8.    4
9.    5
10.    2
11.    3
12.    1
13.    1
14.    –
15.    5
16.    4
17.    2
18.    2
19.    2
20.    2
21.    5
22.    3

DATA SUFFICIENCY
1.    5
2.    2
3.    3

PHIL. CONSTITUITION
1.    2
2.    3
3.    5
4.    3
5.    1
6.    1
7.    2
8.    Parents Patria
9.    3
10.    1

VOCABULARY
1.    2
2.    4

WORD ANALOGY
1.    Archivist
2.    Studio: Plaza

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Part 4 of Civil Service Reviewer 3

PHIL. CONSTITUTION

1.    How many years that the constitution can be amended?

1.  3        2.  5        3.  6        4.  7         5.  10
   
2.    What is the retirement age of a justice?

1.  65        2.  75        3.  70        4.  78      5.  80

3.    What disqualified a voter to vote during election?

1.    illiterate
2.    not able to read and write
3.    poor
4.    Filipino citizen
5.    less than six months of residence

4.    No person shall be held to answer for a criminal offense without ____________.

1.    public trial            4. hearing
2.    cross – examination        5. speedy trial
3.    due process of law   
 
5.    In all criminal prosecutions, the accused shall be presumed  ____ until the contrary is proved.

1.    innocent
2.    acquitted of the crime
3.    guilty of the crime
4.    put in prison
5.    arrested

6.    What agency of the government that can declare that the city is a highly organized city?

1.    Department of Interior and Local Government
2.    Department of Budget and Finance
3.    Department of Secretary
4.    Department of Education
5.    Department of Agrarian Reform




     
7.    _____________ inflicts punishment without trial.

1.    Writ of Habeas Corpus            4.  Subpoena
2.    Bill of Attainder                5.   Reclusion Perpetua
3.    Ex- Post Facto Law

8.    ____________  implies that the State is the guardian of the people/



9.    What government institution that can initiate the impeachment of the Presidency?

1.    Supreme Court
2.    House of Senate
3.    House of Representative/ Congress
4.    Lower Court
5.    Cabinet

10.    Which was the largest vote to impeach the President?

1.    House of the Senate
2.    House of the Congress
3.    Cabinet
4.    Office of the Ombudsman
5.    Supreme court


VOCABULARY

1.  PALPABLE  means most nearly the same as ______________.

      1.  Capable        2. tangible

2.  ICHTHYOLOGY  means nearly the same as _________.

1.    Biology
2.    Geology
3.    Anthropology
4.    Zoology
5.    Archeology
WORD ANALOGY

1.    CORRESPONDENCE  is to CLERK as RECORD is to ___________

2.    TRIPOD  is to _______________ as STATUE is to______________




DATA SUFFICIENCY

1.    A magazine has a nationwide circulation of 2, 000, 000 copies weekly. Regular subscribers from Luzon received 43% of all the copies; Visayas, 30% and Mindanao, 22%.  How many more copies are left to be sold?

1.    number of copies sold at newsstand
2.    price of each copy
3.    value of the whole circulation
4.    price of yearly subscription
5.    no information lacking

2.    Miss Ramos paid her account with the Cooperative Store in equal payments twice a month. If the total amount paid was P576, how much did each payment amount to?

1.    amount of Miss Ramos account
2.    number of months the account was paid
3.    percent of interest charged on the account
4.    amount of monthly salary deduction
5.    no information lacking

3.    Miss Jorge bought from a clearance sale, where prices of all items were reduce.  A desk fan regularly priced P 1, 735 and an oven toaster regularly priced P3695.  How much did she save in the two items?

1.    amount saved in buying the oven toaster
2.    amount saved in buying the desk fan
3.    rate of discount
4.    sale price of the desk fan
5.    no information lacking



   

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Part 3 of Civil Service Reviewer 3

NUMBER SERIES

  1.   4.16    5.25    6.36    7.49    8.64    _______________.

1.    9.36        3.    8.81        5.    7.72
2.    9.81        4.    6.64

  2.   5       6    10    19    35    60    ______________.

        1.   98        3.  96            5.  36
        2.   86        4.  72

  3.  4/3    -2/3    -1/3    1/6    -1/12      -1/18  ___________.

        1.  4/3        3.  1/36      5.  –3/4
        2.  2/3        4.  1/3
4.  .25        1        5.25        6   _____________

       1.  10.25        3.  15.75        5. none
       2.  12.25        4.   13.25       


PROBLEM SOLVING


1.    What is the greatest numerical value?

1.   3/8        3.   3/4         5. 2/3
2.   5/6        4.   1/3

2.    What is the standard numerical value for 3.54 x 10 the 5th  power?

1.    35, 400        3.    354, 0000        5.   0.354
2.    0.000354        4.    0.00354

3.    Which of the following has the least numerical value?

1.  6+3 x 4        3.   4 x 6 +3        3 +6 x 4
2.  4+3 x 6        4.  3 x 6+4

4.    The formula for covering Fahrenheit thermometer reading to centigrade reading is  C=5/9 ( F-32).  What is the equivalent of 95 degrees Fahrenheit?

1.   35        3.    45        5.  30
2.  40        4.   50

5.    A farmer has seven hectares of land for rice production.  What should be the average yield in cavans per hectare of the land to produce a total of 525 cavans?

1.   50        3.  85            5.  92
2.   75        4.  90

6.    Mang Romy can climb a coconut tree at the rate of 10ft. per minute and return at 20 ft. per minute.  If it took him 3 minutes to climb and return. What is the height of the coconut?

1.  10ft.        3.  18ft.        5.  25ft.
2.   15ft.        4.  20ft.

7.    Basketball team lost 40% of its first 40 games, how many of its remaining 20 games, must it win to raise its winning percentage to 65%

1.  15            3.   16            5.   20
2.  12            4.    14
   
8.    The sum of 3 numbers is 94, if the first number is 3/5 of the second number and the second number is 4/3 of the third.  What are the three numbers?

1.  20, 44, 30        3.  15, 40, 35            5.  24, 40, 30
2.  24, 30, 35        4.  22, 42, 30

9.    A certain elevator has a maximum weight capacity of  1, 300 lbs.  If 5 employees with an average weight of 120 lbs. entered the elevator with a box weighing 250 lbs. How much is the additional weight?

1.   450        3.  425            5.  500
2.   350        4.  550

10.     In one bag of chicken feeds there are 24 chickens eating it in 45 days.  In how many days do 15 chickens consume the feeds?

1.   60            3.  72            5.    64
2.   90            4.  80

11.    Two planes travel from opposite direction. Plane A  travel  70 kph from one direction and Plane B travel from opposite direction at the rate of 90 kph.  If the distance is 640 km.  In how many hours the two planes intersect?

1.  1        3.  3        5.  5
2.  2        4.  4

12.    There two planes fly in two directions one is flying for East direction with the rate of  300kph and other is for West direction with the rate of 360 kph.  In how many minutes if they are 660 km apart?

1.  60 min.        3.  90 min        5.  150 min.
2.  120 min        4.   100 min
   
13.    If 2/3 of employees of a company are women and ¼ of the remaining employees are married and the rest are 9 bachelors.  What is the total number of employees?

1.   32        3.   38        5.   25
2.   42        4.   36

14.    Find the square of the number in the number series which appears most of the time.

7    3    4    5    6    1    7    2    3    7

    1.  3            3.  9          5.   49
    2.  6            4.   36

15.    A man bought ten ball pens at P25.00 each and five wallet at P50.00 each and the last is three towels at P70.00 each.  What is the smallest amount of money so he can buy all items?

1. P650.00         3.  P750.00              5.  P850.00
2. P700.00        4. P800.00

16.    The merchandiser bought 55 copies of books cost P3, 300.00 and add six copies more.  How much should he pay for all the books?

1. P3, 380.00        3.  P3, 660.00            5.  3, 310.00
2. P3, 360        4.  P3, 920.00

17.    The showing of the movie starts at 6:18 P.M., and it will last at 8:05. How many minutes does the movie showed?

1.  103            3.107            5.  157
2.  123            4. 143

18.    Three tickets of musical concert cost P714.  How much a dozen of tickets cost?

1.  P2, 469        3. P2, 964        5.  4, 325
2.  P2, 946        4. P3,269

19.    The length of rectangular lot is one less than twice its width.  If the perimeter is 16cm., what is the width of the lot in centimeter?

1.  1            3.   3            5.  5
2.  2            4.  4

20.    The width of a rectangular lot is  X meters and its length is 5 meters more than its width.  If its dimensions are decreased by 2 meters, then its area will decrease by__________.

1.   4 sq.m        3.  4x+6 sq. m            5. none of this
2.    x2 + ( x - 6 )sq.m      4.  2x – 3 sq.

21.    Two planes X and Y are 180 miles apart and moving from opposite direction at a rate of 20 and 30 miles per hour respectively.  How many miles is covered by the slower plane when they intersect?

1.  50 miles             3.  90 miles        5.  80 miles
2.   72 miles            4.  60 miles




22.    The length of an envelope is 24 1/5 cm.. Three holes at 11 1/5 cm. Apart are placed at the center of the envelope.  How far apart is the side of the envelope to the first hole in centimeter?

1.  9/10        3.   1 1/5            5.  13
2.   7/10        4.   12 1/10

23.    4% of 510 lbs. Of sea water is salt. How much pure water is to be extracted to make it contain 17% salt?

1.  220 lbs.        3.  397 lbs.        5.  290lbs.
2.  390 lbs.        4.  107.1 lbs.


24.    The population of the present time is 20% less than the previous population. If the present population is 4, 000.  What is the previous population?

1.  5, 000        3.  4, 200        5.  8,000
2.  5, 200        4.  5, 800

PROBLEM SOLVING

1.    A man bought cashew nuts worth P 210/ Kilo and peanuts at P 130/ Kilo. How many kilos or cashew nuts and peanuts, where in it will become 5 kilos worth P178 per kilo?

1.  1:4        2.  4:1        3. 2:3        4.  3:2        5. none


2.    A female Honey bee has two parents while male Honey bee has one parent: How many grand parents are there?

1.  2        2.  3        3.   4         4.  4.5        5.  more than five

3.    8 cans of stock has 6 cans for display.  The remaining 6 cans of stock less 4 cans for display.  How many cans of stock remained in the bodega?

1.  2        2.  3        3.  4        4.  5        5.  6
  
4.    A man has 2 hrs. at his disposal.  How far can he ride at the rate of 20 km per hr. and return by walking at the rate of 5 km. per hr.

1.  8        2.  10        3.  11        4.  12        5.  13

5.    A perimeter of a rectangle is 24 feet.  If the width of the rectangle is X ft. How many square Feet is the area of the rectangle?

6.    A Laundry women bought a washing machine cost P 1350. Before, it cost her P250 to wash clothes but now with the washing machine, it cost her P160 in washing clothes.  In how many months that she has to pay her washing machine from her savings?

1.  15        2.  18        3.  20        4.  24        5.  16

7.    A broker sold a house and lot worth 1.6 million at 5 ½ % commission.  How did he receive?

1.  P 58, 000.00        3.  P 78,000.00        5. none of these
          2.  P68, 000.00        5.  P88,000.00

8.    If four books of equal thickness placed one of top of the other reach a height of 19 cm. How many centimeters thick is each of the book?

1.  3.75        3.  4.5                5.  none of this
2.  4.25        4.4.75

9.    Which of the following is equal to 1 ?

1.  1/0            3.  0/0           5.  none of these
2.  0/1            4.  .01


10.    Three boys weigh 55 kilos, 45 kilos and 51 kilos, respectively.  What must be the weight of the 4th boy if the average weight of the following boys is to be 52 kilos?

1.  58            3.  54                5. none of this
2.  57            4.  52
 
11.    Which of the following numbers is the largest?

1.   6% of 20        3.  10% of  15        5.  none of these
2.   8% of  16        4.  12% of 12

12.    Mrs. Dizon’s 33 acres of sugar beefs yielded 495 bushels.  What was the average yield per acre?

1.  15            3.  13               5.  none of these
2.   14            4.  12
 
13.    The larger of two number is even times the smaller number.  What is the larger numbers if their sum is 56?

1.  49        3.  35            5.  none of these
2.  42        4.  28
14.    A popular model estimated her clothing needs as follows:

1 gown at P450.00
2 pairs of shoes at P89.95 each
3 pairs of panty hose at P15.95 each
2 shirts at P75.00 each
1 blouse at P99.95
1 dress at P189.95

15.    How many money does she have to raise to met her  clothing needs?m

1.  P902.80        3.  P920.80        5. none of these
2.  P1, 116.70        4.  P1, 171.65
 
16.    There are 30 boys in a class.  If the ration of the boys to girls is 3:5, how many girls are in the class?

1.  35            3.   35            5.  none
2.  45            4.   55

17.    A factory reduced the number of its workers from 6, 900 to 3, 795.  What percent of the total number of employees was laid off?

1.  25            3.   35            5. none
2.  36            4.   55

18.    If twelve men can assemble 5 cars in a week, how many men are needed to assemble 15 cars in a week?

1.  23            3.   33          5.  none
2.   36            4.   43
    
19.    Attendance in a big rally was estimated to be one and a half million people.  Written out, this is the same as:

1.  1, 000,000        3.  1,005, 000        5.  none
2.   1, 500,000        4.  1,050,000


20.    Mr. Perez bought a P5,000.00 refrigerator on installment basis.  He paid 25% as down payment.  How much will he be paying monthly for 12 months?


1.  P300.00        3.  P315.00        5.  none
2.  P312.50        4.  P350.50

21.    A folding bed on a sale has been marked P84.00.  If this price is 30% less than the original price.  For how much was the bed previously selling?

1.  P109.20            3.  P120.00        5.  none
2. P112.00            4.  P148.00
DATA SUFFICIENCY


1.    A magazine has a nationwide circulation of 2,000,000 copies weekly.  Regular subscribers from Luzon received 43% of all the copies; Visayas, 30% and Mindanao, 22%.  How many more copies are left to be sold?

1.    number of copies sold at newsstand
2.    price of each  copy
3.    value of the whole circulation
4.    price of yearly subscription
5.    no information lacking
  
2.    Miss Ramos paid her account with the Cooperative  Store in equal payments twice a month.  If the total amount paid was P 576, how much did each payment amount to?

1.    amount to Miss Ramos account
2.    number of months the account was paid
3.    percent of interest charged on the account
4.    amount of monthly salary deduction
5.    no information lacking

3.    Miss Jorge bought a clearance sale, where prices of all items were reduced.  A desk fan regularly priced  P 1, 735 and an oven toaster regularly priced 3, 695.  How much did she save in the two items?

1.    amount saved in buying the oven toaster
2.    amount saved in buying the desk fan
3.    rate of discount
4.    sale price of the desk fan
5.    no information lacking

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Part 2 of Civil Service Reviewer 3

VOCABULARY

1.    ANATHEMA most nearly

 1. fluvial                2. remedy            3. curse
 4. cure                5. relieves

2.    PIPE most nearly.

1. rigidity                2. flexibility            3. pliability
4. adaptability            5. elasticity

3.    OPULENCE

1. sickly                2. wealthy            3. disease
4. poverty                5. unfortune

4.    AMENITIES

1. pleasant                2. convenience            3. injury
4. calamities            5. risk

5.    CONJECTURE

1. guess                2. principle            3. ideas
4. gesture                5. lecture

6.    LEERY

1. distrustful            2. dishonest            3. disboastful
4. hesitant                5. fallable

7. VIRTUOSO most nearly

      1. virtue                2. pedestrial            3. invest
      4. skillful                5. moral

8. SIFT most nearly = sieve, analyze, examine

9. CARICATURE = distortion, imitation, discription

10. CHURLISH =

      1. sleepy                2. dizzy            3. surly
      4. hesitant                5. religion

11.    SUSUGPUIN  = mapipigilan

12.    BURL = sturdy

13.    HINIMUK ng mga bata ang kanilang guro para payagan silang umuwi ng maaga.

1. kinausap                2. kinumbinsi

14.    DWINDLE = decrease, decline, shrivel

15.    IMMOLATE = sacrifice

16.    INDICTMENT = accusation, impeachment

17.    PROPENSITY = tendency, inclination

18.    PROPITIOUS = favourable

19.    VESTIGES = trace, mark, sign, indication, remains, suggestion

20.    FUGITIVE = fleeing, escaping, transient

21.    BANTULOT  = atubili, alanganin

22.    ASTOUNDED = amazed, astonish, compound, stagger, daze

23.    RAMPANT = uncontrolled, unrestrained, standing, rank rearing

24.    PERIL = jeopardy, hazard, danger, rish, menace, vulnerability

25.    The prisoner give a BESTIAL treatment = cruel, inhuman, brutal, degraded, sensual, low, vile

26.    LATENT = potential, undeveloped, unrealized, dormant, tacit

27.    TACITURN  most nearly

      =  reserved, quiet, silent, very little, mum mute   

28.    TRENCHANT  most nearly =

= effective, effectual, vigorous, severe, sarcastic, strong

29.    BRIDGET

1. stone            2. wood            3. rock
4. glass            5. crystal

30.    VIXEN

1. quarrelsome            2. dishonest            3. serious
4. boastful            5. kind

      31. DURESS

    1. oath                2. pressure            3. careless
    4. respect            5. fortune

32. ACCLAIMED

1. gathered            2. analyze            3. certify
4. glorified            5. confirm


SINGLE WORD APPROACH

1.    happiness is to Prosperity as Condolence is to ____________.

1. loneliness            2. awkward            3. contend
4. reginess            5. vigorous

2.    Corn is to Ear as Cabbage is to ___________.

1. head                2. bunch            3. flower
4. garden            5. seed

3.    Gun is to Holster as Sword is to ____________.

1. pistol            2. cadet            3. slay
4. scabbard            5. war

4.    Skin is to Man as Hide is to ___________.

1. walls            2. scales            3. fish
    4. animal            5. clothes

5.    TYCOON is to BUSINESS as VIRTUOSO is to ___________.

1. theater            2. virtue            3. music
4. clergy            5. diplomacy


6.    CONSANGUINITY is to BLOOD as AFFINITY is to ___________.

1. race                2. occupation            3. marriage
4. profession            5. faith

7.    STATUE is to SCULPTURE as BALLET is to ___________.

1. director            2. composer            3. primadonna
4. courtourier            5. choreographer

8.    BILINGUAL is to LANGUAGE as BICAMERAL is to ___________.

1. legislative            2. representation        3. authority
4. council            5. taxation

9.    PHYSIOLOGY is to SCIENCE as LAW is to ___________.

1. contract            2. jurist            3. court
4. profession            5. suit

10.    ZOOLOGY is to ANIMALS as BOTANY is to ___________.

1. rivers            2. plants            3. rocks
4. genes            5. insects


DOUBLE WORD APPROACH

1.    Future is to __________ as Yesterday is to __________.

1. hope        :     past
2. Judge    :     verdict
3. tell        :     remember
4. think    :     merry
5. recall    :     forget

2.    Headline is to News Story as __________ is to __________.

1. title        :    novel
2. preface    :    book
3. rhyme    :    poem
4. salutation    :     letter
5. conclusion    :    short story



3.    SCHOOL is to HOSPITAL as __________ : __________.

1. principal    :    doctor
2. store        :     customer
3. student    :    teacher
4. nest        :    bird
5. village    :    people

1.    TEST is to CHEATING as __________: ____________

1. lawyer    :    council
2. compromise :    principles
3. politics    :    graft
4. swindle    :    business
5. army    :    discipline


SENTENCE COMPLETION

1.    The student did not take the ___________ joke of  the teacher.

1. tactless        2. shrewd

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