ICS Part 1 Physics English Medium Chapter 11 Online Short Questions Test with Answers

Online Short Questions For Chapter 11 "ICS Part 1 Physics Chapter 11 Short Questions Test "

Try The Short Questions For ICS Part 1 Physics Chapter 11 Short Questions Test

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Physics - ICS Part 1 Physics Chapter 11 Short Questions Test

Question # 1

Give an example of a process in which no heat is transferred to or from the system but the temperature of the system changes.

  • Ans 1: An adiabatic process is the process in which no heat is transferred to or from the system but the temperature of the system and velocities of molecules changes.
    In an adiabatic expansion of a gas, the temperature decreases as the work is done in expanding the gas at the cost of its internal energy.
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Prepare Complete Set Wise Questions For Chapter 11 "ICS Part 1 Physics Chapter 11 Short Questions Test "

ICS Part 1 Physics Chapter 11 Short Questions Test - Set 1

Question # 1

Give an example of a process in which no heat is transferred to or from the system but the temperature of the system changes.

  • Ans 1: An adiabatic process is the process in which no heat is transferred to or from the system but the temperature of the system and velocities of molecules changes.
    In an adiabatic expansion of a gas, the temperature decreases as the work is done in expanding the gas at the cost of its internal energy.
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ICS Part 1 Physics Chapter 11 Short Questions Test - Set 2

Question # 1

No spark plug is used in Diesel Engine.How it gets ignition?

  • Ans 1: Diesel is sprayed into the cylinder at maximum compression. Because air is at very high temperature immediately after compression, the fuel mixture ignites on contact with the air on the cylinder.
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ICS Part 1 Physics Chapter 11 Short Questions Test - Set 3

Question # 1

Under what circumstances the efficiency of a Carnot engine will be 100%? Is it possible?

  • Ans 1: No, it is impossible.
    The efficiency of a Carnot engines will be 100% only when cold reservoir is at absolute zero temperature (ok).Such reservoirs are not available and hence the maximum efficiency is always less than one or 100%
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ICS Part 1 Physics Short Questions Test

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