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MCQ - TNPSC JTO

JTO - 540 - Trade - Workshop Calculation Science

540 UNIT 3 Mass Weight Volume Density Speed

17)   

 Which of the following is a scalar quantity?

A.
B.
C.
D.
Answer: D
18)   

The relation between work, force, and displacement:

A.
B.
C.
D.
Answer: C
19)   

The energy possessed by a body due to its height is: 

A.
B.
C.
D.
Answer: C
20)   

SI unit of acceleration: 

A.
B.
C.
D.
21)   

The quantity that determines motion direction is:

A.
B.
C.
D.
22)   

 If distance is constant, and time decreases, speed will: 

A.
B.
C.
D.
23)   

Work is a product of: 

A.
B.
C.
D.
24)   

Which of the following is not a form of mechanical energy? 

A.
B.
C.
D.
25)   

Work is not done when: 

A.
B.
C.
D.
26)   

SI unit of work is: 

A.
B.
C.
D.
27)   

Power is defined as: 

A.
B.
C.
D.
28)   

1 Horse Power =

A.
B.
C.
D.
29)   

Efficiency = 

A.
B.
C.
D.
30)   

 If input = 500 W and output = 400 W, what is the efficiency?

A.
B.
C.
D.
31)   

 BHP is always: 

A.
B.
C.
D.
32)   

Kinetic energy depends on:

A.
B.
C.
D.