Entry Test for Millwright Trade Apprentices

 

Physics Section

 

1. A system absorbs 80 J of heat energy while doing 100 J of external work. What is the change in the internal energy of the body?
1. -100 J
2. -20 J
3. +80 J
4. +100 J

 

2. The SI unit of electrical resistance is:
1. Ampere
2. Volt
3. Farad
4. Ohm

 

3. Progressive waves of frequency 300 Hz are superimposed to produce a system of stationary waves with adjacent nodes 1.5m apart. What is the speed of the progressive waves?
1. 100 ms^-1
2. 200 ms^-1
3. 450 ms^-1
4. 900 ms^-1

 

4. Two thin lenses have focal lengths of 20cm and -40cm. the focal length of the combination lens will be:
1. +20 cm
2. +40 cm
3. -20 cm
4. -40 cm

 

5. The distance between the optical center of the lens and its principal focus is known as the:
1. aperture
2. pole
3. focal length
4. none of the above

 

6. When the light from two lamps falls on a screen, no interference pattern is obtained. The reason could be that:
1. the lamps are not point sources
2. the lamps emit light of different magnitude
3. the light from the lamps is not coherent
4. the light from the lamps is white

 

7.    Kinetic energy is the energy possessed by an object due to its

A.      Position

B.      Velocity        

C.      Acceleration

D.      Shape

8. If 2 resistors are connected in parallel:
1. The resistance will be smaller than the smallest individual resistances
2. The resistance will be somewhere in between the individual resistances
3. The resistance will be larger than the largest individual resistances
4. Information given is not enough to determine the effective resistance

 

 

9. The property of a body due to which it maintains its state of motion is called:
1. mass
2. velocity
3. acceleration
4. inertia

 

10.  Repeating the measurements several times and taking an average can reduce the effect of:
1. systematic error
2. random error
3. both of them
4. none of them

 

Chemistry Section

 

1.    The branch of science that deals with heat transformation is known as:

 

A.    thermochemistry

B.    kinetics

C.    photochemistry

D.   thermodynamics

 

2.    The chemical formula for urea is:

 

A.    NH₂CONH₂

B.    NH₃CONH₃

C.    NH₂COONH₂

D.   NH₃COONH₃

 

3.    Methane is an:

 

A.    alkane

B.    alkene

C.    alkyne

D.   None of the above

 

4.    NPK fertilizers contain:

 

A.    Nitrogen, Bronze and Potassium

B.    Nitrogen, Phosphorus and Potassium

C.    Phosphorus, Nitrogen and Copper

D.   none of the above

 

 

 

5.    A liter of water at 4 ^oC has a mass of:

 

A.    0.5 kg

B.    1.0 kg

C.    1.5 kg

D.   2.0 kg

 

6.    A device which converts electrical energy into chemical energy is known as:

 

A.    a galvanic cell

B.    a voltaic cell

C.    an electrolytic cell

D.   a chemical cell

 

7.    When a non-spontaneous reaction occurs at the expense of electrical energy it is known as:

 

A.    electrolysis

B.    ionization

C.    neutralization

D.   electrical conduction

 

8.    Which element is most reactive:

 

A.    Nitrogen

B.    Helium

C.    Potassium

D.   Brass

 

9.    The unit of rate of reaction is:

 

A.    mole dm^-3

B.    mole Kg^-1

C.    mole dm^-3 sec^—1

D.   grams dm^-3

 

10.  Urea is a __________ rich fertilizer:

 

A.    phosphorus

B.    aluminum

C.    boron

D.   nitrogen

 

Mathematics Section

 

1.    If f(x) = sin x, then f(∏/6) =

A.    0

B.    1

C.    2

D.   0.5

 

2.    f(x) = C is a:

A.    identity function

B.    constant function

C.    linear function

D.   quadratic function

 

3.    The distance between the points (2,2) and (3,3) is:

A.    10

B.    √2

C.    5

D.   2

 

4.    The lines l₁ and l₂ are perpendicular if their slopes m₁ and m₂ are related as:

A.    m₁m₂ = -1

B.    m₁m₂ = 1

C.    m₁ = m2

D.   m₁ + m2 = 0

 

5.    Two lines have gradients 2 and –½, these lines could be:

A.    collinear

B.    perpendicular

C.    parallel

D.   None of the above

 

6.    The value of i³ is:

A.    1

B.    -1

C.    i

D.   –i

 

7.    The roots of the equation ax² + bx + c = 0 are real and equal if:

A.    b² – 4ac < 0

B.    b² – 4ac > 0

C.    b² – 4ac = 0

D.   None of the above

 

8.    x³ + 2x² - 3x +5 is:

A.    an equation

B.    a polynomial

C.    proper rational function

D.   improper rational function

 

 

 

9.    The fifth term of the sequence a_n = 2n – 3 is:

A.    13

B.    -13

C.    7

D.   -7

 

10. 8! / 6! Equals:

A.    8

B.    1/56

C.    56

D.   None of the above

 

English

 

1.    Excuse me, ______ you tell me the time?

 

A.    could

B.    must

C.    should

D.   do

 

2.    Which is NOT CORRECT?

 

A.    Ahmed say he gone out of town.

B.    It is raining too much outside.

C.    I forget to ask the question.

D.   I will come back as soon as possible.

 

 

3.    I ate a burger, __________ he ate some fish.

 

A.    whereas

B.    or

C.    but

D.   so

 

4.    When I was in school, we ______ study Sindhi.

 

1. mustn't have
2. hadn't
3. hadn't got to
4. didn't have to

 

5.    We must ______ the roof fixed before it rains.

 

1. make
2. has
3. cause
4. get

 

 

 

6.    The police officer _____ the building in a hurry.

 

A.    left

B.    leave

C.    come

D.   always

 

 

7.    Will Ali come back _____ his work is finished?

 

1. before
2. after
3. never
4. today

8.    The office clerk _____ them to come back in the afternoon.

 

1. will tell
2. tell
3. tells
4. told

 

 

9.    If you don’t take your work seriously, it will ______ you a lot of problems.

 

1. be cause
2. cause
3. could cause
4. will cause

 

 

10. I met a really nice person when I ______ coming back from London.

 

1. is
2. could
3. was
4. are

 

IQ

 

1.    What is the result of multiplying all figures from 0 to 25?

 

1. 15
2. 5
3. 0
4. 20

 

 

 

 

 

 

 

2.    Please find the odd one:

 

 

3.    Divide 20 by 3, add 10/3 and divide by 5. What do you have?

 

A.    0

B.   1

C.    2

D.   5

 

4.    Which number should come next in this series?

 

25, 24, 22, 19, 15, …

 

1. 5
2. 10
3. 20
4. 25

 

 

5.    Which word does not belong?

 

1. Apple
2. Meat
3. Orange
4. Cherry

 

6.    Which of the following diagrams is the odd one out?

 

 

 

 

 

7.    Divide 30 by half and add ten. What do you get?

 

1. 5
2. 10
3. 20
4. 25

 

8.    Some months have 30 days, some months have 31 days. How many months have 28 days in them?

 

1. 1
2. 3
3. 5
4. 12

 

9.    If a doctor gives you 3 pills and tells you to take one pill every half hour, how long would it be before all the pills had been taken?

 

1. 30 minutes
2. 1 hour
3. 1½ hours
4. 2 hours

 

10. If you had only one match and entered a COLD and DARK room, where there was an oil heater, an oil lamp and a candle, which would you light first?

 

1. oil heater
2. oil lamp
3. candle
4. matchstick

 

Trade Related Question

 

1. Which of the following metals have best corrosion resistance
1. Carbon Steel
2. Iron
3. Stainless Steel
4. Pig Iron

 

2. The no. of connecting rods in an eight cylinder engine are
1. 4
2. 8
3. 16
4. 24

    

3. Friction is directly proportional to
1. weight
2. co-efficient of friction
3. both of the above
4. none of the above

 

4. _______ are used for holding heated parts

A.    Tongs

B.    Spanners

C.    Leather Gloves

D.   Hammer

 

 

5. _______ pliers are used to make loops in wire
1. Slip joint
2. Tongues
3. Round nose
4. Bull nose

 

6. When a liquid is pressurized its
1. Boiling point increases
2. Boiling point decreases
3. Remains constant
4. None of the above

 

7. Centrifugal pumps and Compressors work on the same principle
1. True
2. False

 

8. Flywheel is used to control ________.
1. Speed
2. Fluctuations in torque
3. Both of the above
4. None of the above

 

9. Worm gear and pinion arrangement is used for
1. speed reduction and direction change
2. speed increase
3. both of the above
4. none of the above

 

10.  5/16 equals
1. 0.3125
2. 0.625
3. 0.135
4. 0.5625