Question:

A block of mass m is placed on a surface having vertical cross section given by y = x²/4. If coefficient of friction is 0.5, the maximum height above the ground at which block can be placed without slipping is: 

(1) 1/4 m

(2) 1/2 m 

(3) 1/6 m

(4) 1/3 m

                                        JEE-2024

Solution:                
A block of mass m is placed on a surface having vertical cross section given by y = x²/4. If coefficient of friction is 0.5, the maximum height above the ground at which block can be placed without slipping is: (1) 1/4 m (2) 1/2 m (3) 1/6 m (4) 1/3 m JEE-2024

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