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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Magnetism at the centre of a bar magnet is

A) minimum
B) maximum
C) zero
D) minimum or maximum

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Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?

A) Pressure and Young modules
B) Planck constant and Angular momentum
C) Impulse and moment of force
D) Force and rate of change of linear momentum

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Light year is a unit of

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

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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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