Question :

Light year is a unit of


A) time
B) distance
C) light
D) intensity of light

Answer : B

Description :



Related Questions - 1


Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2


A) 0.14 m/s
B) 140 m/s
C) 1.4 km/s
D) 14 m/s

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Related Questions - 2


Let a thin capillary tube be replaced with another tube of insufficient length then, we find water


A) will overflow
B) will not rise
C) depressed
D) change its meniscus

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Related Questions - 3


Metals are good conductors of electricity because


A) they contain free electrons
B) the atoms are lightly packed
C) they have high melting point
D) All of the above

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If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same


A) velocity
B) momentum
C) acceleration
D) kinetic energy

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Of the following properties of a wave, the one that is independent of the other is its


A) amplitude
B) velocity
C) wavelength
D) frequency

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