JEE Main Physics question
A vehicle of mass 120 kg is moving with a uniform velocity of 108 kmh⁻¹. The force required to stop the vehicle in 10 s is
Answer: (C)
Solution
v = 30 ms⁻¹. F = mΔv/t = 120×30/10 = 360 N.
A vehicle of mass 120 kg is moving with a uniform velocity of 108 kmh⁻¹. The force required to stop the vehicle in 10 s is
v = 30 ms⁻¹. F = mΔv/t = 120×30/10 = 360 N.