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MCQ - TNPSC JTO

JTO - 540 - Trade - Workshop Calculation Science

540 UNIT 4 Heat and Temperature

97)   

 1 bar is equal to how many Pascals? 

A.
B.
C.
D.
98)   

 Gauge pressure is:

A.
B.
C.
D.
99)   

 Which instrument is used for measuring very small pressure differences?

A.
B.
C.
D.
100)   

 Atmospheric pressure at sea level is approximately: 

A.
B.
C.
D.
101)   

 Temperature is measured using which physical property?

A.
B.
C.
D.
102)   

Heat transfer between two objects stops when: 

A.
B.
C.
D.
103)   

Which of the following is used in defining the Kelvin scale?

A.
B.
C.
D.
104)   

 The total heat content of a system is called:

A.
B.
C.
D.
105)   

 Which of the following substances has a high specific heat and is used as a coolant? 

A.
B.
C.
D.
106)   

Which device can measure both pressure and temperature indirectly in engines? 

A.
B.
C.
D.
107)   

Which instrument is used to measure steam temperature in boilers?

A.
B.
C.
D.
108)   

Which type of thermometer is best suited for cryogenic applications?

A.
B.
C.
D.
109)   

The main limitation of a mercury thermometer is: 

A.
B.
C.
D.
110)   

 A resistance temperature detector (RTD) changes its _______ with temperature. 

A.
B.
C.
D.
111)   

 In forced convection, fluid motion is caused by: 

A.
B.
C.
D.
112)   

 Thermal radiation increases with: 

A.
B.
C.
D.