EASY
Earn 100

Is work done against friction a reversible or irreversible process? Just write the name of process in the answer.

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Important Questions on Thermal Physics

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Science>Physics>Thermal Physics>Thermal Expansion
Name five processes which are irreversible.
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Science>Physics>Thermal Physics>Thermal Expansion
Define an irreversible process.
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Science>Physics>Thermal Physics>Thermal Expansion
 Which of the processes described below are irreversible?
HARD
Science>Physics>Thermal Physics>Thermal Expansion
What are essential conditions for a process to be reversible ?
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Science>Physics>Thermal Physics>Thermal Expansion
Mention the causes for irreversibility of a process.
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Science>Physics>Thermal Physics>Thermal Expansion
What is meant by a reversible and irreversible processes?
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Science>Physics>Thermal Physics>Thermal Expansion
What are reversible and irreversible processes ?
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Science>Physics>Thermal Physics>Thermal Expansion
Which statement is incorrect?
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Science>Physics>Thermal Physics>Thermal Expansion
Is the transfer of heat from one body to another, a reversible process or an irreversible process?
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Science>Physics>Thermal Physics>Thermal Expansion
Which of the following option is true for a reversible process?
HARD
Science>Physics>Thermal Physics>Thermal Expansion
What is the principle of degradation of energy ?
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Science>Physics>Thermal Physics>Thermal Expansion
For a reversible process, necessary condition is
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Science>Physics>Thermal Physics>Thermal Expansion
Distinguish between reversible and irreversible processes with examples. Discuss conditions for reversibility.
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Science>Physics>Thermal Physics>Thermal Expansion
Why real processes cannot be reversible
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Science>Physics>Thermal Physics>Thermal Expansion
An ideal gas is allowed to expand both reversibly and irreversibly in an isolated system. If T1 is the initial temperature and Tf is the final temperature, which of the following statements is correct?
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Science>Physics>Thermal Physics>Thermal Expansion
Define reversible process.
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Science>Physics>Thermal Physics>Thermal Expansion
Cotyledons are also called-
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Science>Physics>Thermal Physics>Thermal Expansion
When an ideal gas is compressed adiabatically and reversibly, the final temperature is:
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Science>Physics>Thermal Physics>Thermal Expansion
One kg of a diatomic gas is at a pressure of  8×104 N/m2. The density of the gas is 4 kg/m3. What is the energy of the gas due to its thermal motion?
MEDIUM
Science>Physics>Thermal Physics>Thermal Expansion
Which of the following processes is reversible