Question :

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

Answer : D

Description :



Related Questions - 1


Stars appears to move from east to west because


A) all stars move from east to west
B) the earth rotates from west to east
C) the earth rotates from east to west
D) the background of the stars moves from west to east

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Related Questions - 2


Light from the Sun reaches us in nearly


A) 2 minutes
B) 4 minutes
C) 8 minutes
D) 16 minutes

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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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Mirage is due to


A) unequal heating of different parts of the atmosphere
B) magnetic disturbances in the atmosphere
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Planets do not twinkle because


A) they emit light of a constant intensity
B) their distance from the earth does not change with time
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D) they are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable

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