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MCQ - TNPSC JTO

JTO - 540 - Trade - Workshop Calculation Science

540 UNIT 4 Heat and Temperature

113)   

Which of the following surfaces emits more radiation? 

A.
B.
C.
D.
114)   

 The heat transfer from a hot body to cold body continues until: 

A.
B.
C.
D.
115)   

Which of the following is the slowest mode of heat transfer?

A.
B.
C.
D.
116)   

 In a bimetallic strip, bending occurs due to:

A.
B.
C.
D.
117)   

 Which of the following materials expands the most when heated?

A.
B.
C.
D.
118)   

 Which of the following is used in railway gaps to accommodate thermal expansion? 

A.
B.
C.
D.
119)   

 Linear expansion occurs in: 

A.
B.
C.
D.
120)   

 The expansion of liquids is measured using: 

A.
B.
C.
D.
121)   

 Which pressure is considered zero in gauge pressure measurement? 

A.
B.
C.
D.
122)   

Pascal's Law deals with: 

A.
B.
C.
D.
123)   

 In a closed container, gas pressure is directly proportional to: 

A.
B.
C.
D.
124)   

At higher altitudes, atmospheric pressure: 

A.
B.
C.
D.
125)   

Which device measures pressure difference using a column of liquid?

A.
B.
C.
D.
126)   

Which of the following is the SI unit of heat energy? 

A.
B.
C.
D.
127)   

 Which factor does not affect the heat capacity of a body?

A.
B.
C.
D.
128)   

 A body is said to have high thermal capacity if: 

A.
B.
C.
D.