railway RRB Technician Grade 1 Mock Test 2024 Physics Gravitation Escape speed

The escape velocity for a body of mass 1 kg from earth's surface is 11.2 kms^-1, the escape velocity for a body of mass 100 kg would be:

1

11.2 × 10² kms^-1

2

112 kms^-1

3

11.2 kms^-1

4

1.12 kms^-1

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