Physics - Question & Answer with solution in Hindi & English

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Physics Question & Answer in English

Question in English

Question in Hindi

11.	First law of thermodynamics stales that.

	A. System can do work	B. System has pressure
	C. System has energy	D. Heat is a form of energy
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	Answer & Solution Hide Solution Box Answer : D Solution : Heat is a form of energy Report error Hide Error Report Box

12.	Velocity of sound is maximum in -

	A. Air	B. Vacuum
	C. Water	D. Steel
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	Answer & Solution Hide Solution Box Answer : D Solution : Steel Report error Hide Error Report Box

13.	In an isothermal change an ideal gas obeys.

	A. Boyle’s Law	B. Gaylussac Law
	C. Charle’s Law	D. None of these
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	Answer & Solution Hide Solution Box Answer : A Solution : Boyle’s Law Report error Hide Error Report Box

14.	Electron volt is a unit of -

	A. Charge	B. Momentum
	C. Energy	D. Potential difference
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	Answer & Solution Hide Solution Box Answer : C Solution : Energy Report error Hide Error Report Box

15.	Light year is a unit of -

	A. Time	B. Mass
	C. Energy	D. Distance
	View Answer Solution Report Error
	Answer & Solution Hide Solution Box Answer : D Solution : Distance Report error Hide Error Report Box

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