Applied Mechanics
Practice Test: Question Set - 01
Answer key

1. Option B
2. Option B
3. Option D
4. Option A
5.Option C
6. Option A
7. Option A
8. Option B
9. Option D
10. Option B

Mechanical engineering set - 01

1.When a gas is heated, change takes place in

(A) Temperature

(B) Pressure

(C) Volume

(D) All of these


2. One molecule of oxygen consists of __ atoms of oxygen.

(A) 2

(B) 4

(C) 8

(D) 16


3. Which of the following variables controls the physical properties of a perfect gas?

(A) Pressure

(B) Temperature

(C) Volume

(D) All of the above




4. Work done in a free expansion process is

(A) Zero

(B) Maximum

(C) Minimum

(D) Positive


5. Which of the following laws is applicable for the behaviour of a perfect gas?

(A) Boyle's law

(B) Charles ‘law

(C) Gay Lussac’s law

(D) All of the above


6. The unit of temperature in S.I. units is

(A) Centigrade

(B) Celsius

(C) Fahrenheit

(D) Kelvin


7. A cycle consisting of _ and two isothermal processes is known as Stirling cycle.

(A) Two isentropic

(B) One constant pressure, one constant volume

(C) Two constant volumes

(D) Two constant pressures


8. The unit of length in S.I. units is

(A) Meter

(B) Centimeter

(C) Kilometer

(D) Millimeter


9. The main cause for the irreversibility is

(A) Unrestricted expansion

(B) Mechanical and fluid friction

(C) Heat transfer with a finite temperature difference

(D) All of the above



10. The unit of energy in S.I. units is

(A) watt

(B) Joule

(C) joule/s

(D) joule/m

Mechanical Engineering set-01 key

1) Option D
2) Option A
3) Option D
4) Option A
5) Option D
6) Option D
7) Option C
8) Option A
9) Option D
10) Option B

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