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Energy Types MCQ Questions & Answers

Energy Types MCQs : This section focuses on the "Energy Types". These Multiple Choice Questions (MCQs) should be practiced to improve the Energy Types skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

A piston cylinder expands from 8 liter to 12 liter with the external pressure of 900 Pa, what is the work done on the system?

A. 3.6 Joule
B. – 3.6 Joule
C. 7.2 Joule
D. – 7.2 Joule

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Question 2

Q amount of heat is transferred to a system, which of the following is correct?

A. Q > 0
B. Q < 0
C. Q = 0
D. Cannot say

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Question 3

You shake a thermos so that the temperature of tea inside increases by 2oC, if you transferred Q amount of heat to the thermos, which of the following satisfies Q?

A. Q > 0
B. Q < 0
C. Q = 0
D. Cannot say

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Question 4

Q amount of heat is transferred in an adiabatic process, which of the following is correct?

A. Q > 0
B. Q = 0
C. Q < 0
D. Cannot say

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Question 5

Temperature of a system is increased with no change in internal energy, if the work done by the system is 10 Joule, what amount of heat is taken out from the system?

A. 10 J
B. – 10 J
C. 0
D. 5 J

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Question 6

Which of the following is not the type of energy?

A. Enthalpy
B. Heat
C. Entropy
D. Work

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Question 7

An object is moved from one position to another with a specific force, what type of work is it?

A. Shaft Work
B. Flow Work
C. Mechanical Work
D. None of the mentioned

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Question 8

A piston cylinder expands from 7 liter to 15 liter with the external pressure of 500 Pa, what is the work done by the system?

A. – 1.5 Joule
B. – 4 Joule
C. 1.5 Joule
D. 4 Joule

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Question 9

Which of the following process P-V work in highest?

A. Second derivative is negative
B. Second derivative is positive
C. Second derivative is zero
D. All of the mentioned

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Question 10

An object moved forward 10 meters and then comes back 5 meter all with a constant force of 5 N, what is the work done by the force?

A. 5 Joule
B. 25 Joule
C. 50 Joule
D. 75 Joule

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Question 11

Ratio heat transferred from 37oC to a colder body and from that body to – 11oC is 2, what is the temperature of colder body if surface areas are same for all bodies?

A. – 5oC
B. – 3oC
C. 5oC
D. 9oC

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Question 12

A piston cylinder expands with some pressure, what is the work done by the system?

A. Positive
B. Negative
C. Zero
D. Cannot Say

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Question 13

An object is moved at a distance of 10 m with the force of 5 N, what is the work done by the force?

A. 5 Joule
B. 50 Joule
C. 500 Joule
D. 5000 Joule

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Question 14

A piston cylinder contracts from 10 Liter to 5 Liter with an external pressure of 10 Pa, what is the work done on the system?

A. 0.5 mJ
B. 5 mJ
C. 10 mJ
D. 50 mJ

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