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Heat and Thermodynamics MCQ question and answer with solution | Physics Gk MCQs

Learn Heat and Thermodynamics MCQ Questions and answers with easy and logical explanations in Physics Gk . Heat and Thermodynamics MCQ question provides all type of technical mcq questions which is important for SSC-CGL, UPPSC, NDA, CDS and all govt examinations Page-4 section-2

Each section contains 100 MCQs on Heat and Thermodynamics .
31
. . . . . . . . is a superficial phenomenon
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Answer & Solution
Answer: Option C
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32
The variations in temperature from 0°C to 100°C with respect to time of two liquids P, Q are shown in the graph given below.
Which of the following statement is correct?
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Answer & Solution
Answer: Option D
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33
The water kept in an earthen pot remains cool even in summer-
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Answer & Solution
Answer: Option A
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34
-273.15°C temperature is equal to:
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Answer & Solution
Answer: Option A
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35
Heat, in . . . . . . . . is a type of energy transfer from a warmer substance to a colder one.
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Answer & Solution
Answer: Option C
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36
What is the physical state of water at 257° Celsius?
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Answer & Solution
Answer: Option B
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37
Match the following.
Process Changes
a. Evaporation 1. Liquid into gas
b. Sublimation 2. Solid into gas
c. Freezing 3. Solid into liquid
d. Melting 4. Liquid into solid
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Answer & Solution
Answer: Option A
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38
An assertion and its reason is given below.
Assertion (A): Salt is used for cooking the food at places on higher from sea level.
Reason (R): Temperature is low in higher places.
Which one among these is right answer?
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Answer & Solution
Answer: Option B
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39
What does an air conditioner installed in a room control?
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Answer & Solution
Answer: Option B
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40
Which of the following is not a conductor of electricity?
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Answer & Solution
Answer: Option A
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