Question

Fig. 1.1 shows a free-fall parachutist falling vertically downwards. Fig. 1.2 shows how the
speed of the parachutist varies with time.​

Answer 1

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1. Gravitation Force
2. buoyancy
3. Zero as body is rest. Then it is 10 ms-1
4. As buoyancy corresponds the force of gravity
5. The buoyancy equals the force of gravity

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