JEE Main 11 Jan 2019 Shift 1 Solved Paper

Section: Physics

Question : 29 of 90

Marks: +1, -0

A body of mass 1 kg falls freely from a height of 100 m on a platform of mass 3 kg which is mounted on a spring having spring constant k = 1.25 × 106 N/m. The body sticks to the platform and the spring's maximum compression is found to be x. Given thatg = 10 ms6–2, the value of x will be close to :

[11 Jan 2019 Shift 1]

4 cm
8 cm
80 cm
40 cm

Validate

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