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(b) 50 J
(d) at first greater than 'mg' and later becomes equal to 'mg
(d) at first greater than ‘mg’ and later becomes equal to ‘mg
A body of mass 0.5 kg travels in straight line with velocity V = ax³/² where a = 5 m–½ s⁻¹. The work done by the net force during it’s displacement from x = 0 to x = 2m is
(b) 50 J
(b) 50 J
See lessA man is squatting on the ground gets straight up and stand. The force of reaction of ground on the man during the process is
(d) at first greater than 'mg' and later becomes equal to 'mg
(d) at first greater than ‘mg’ and later becomes equal to ‘mg
See less