Physics - Section 1 | Multiple Questions and Answers

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Physics - Section 1 Multiple Questions and Answers.

36.	Moment of inertia is

	A.	vector
	B.	scalar
	C.	phasor
	D.	tensor

37.	. Of the following natural phenomena, tell which one known in Sanskrit as 'deer's thirst'

	A.	Rainbow
	B.	Earthshine
	C.	Halo
	D.	Mirage

38.	. Inside an aeroplane, flying at a high altitude,

	A.	the pressure is the same as that outside
	B.	normal atmospheric pressure is maintained by the use of air pump
	C.	the pressure inside is less than the pressure outside
	D.	normal humidity and partial vacuum are maintained

39.	Sound travels with a different speed in media. In what order does the velocity of sound increase in these media?

	A.	Water, iron and air
	B.	Iron, air and water
	C.	Air, water and iron
	D.	Iron, water and air

40.	. One thousand microns is equal to

	A.	10-3m
	B.	10-6m
	C.	10-9m
	D.	10-12m

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