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JEE Main Physics question

PhysicsMotion in a Straight LineJEE Main

From a balloon rising vertically upwards at 5 m/s a stone is thrown up at 10 m/s relative to the balloon. Its velocity with respect to the ground after 2 s is (assume m/s)

Answer: (D)

Solution

Ground initial velocity m/s (up). m/s, i.e. 5 m/s (downward).

Question ID VK-152414