JEE Main 12 Apr 2019 Paper 1 Solved Paper

Section: Physics

Question : 9 of 90

Marks: +1, -0

A man (mass = 50 kg) and his son (mass = 20 kg) are standing on a frictionless surface facing each other. The man pushes his son so that he starts moving at a speed of 0.70 ms−1 with respect to the man. The speed of the man with respect to the surface is.

[12 Apr 2019 Shift 1]

0.28 ms−1
0.47 ms−1
0.14ms−1
0.20 ms−1

Validate

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