Science, asked by princesscute09866, 2 days ago

Please solve those questions
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Answered by TPS

1

2.2. Correct.

2.3. Correct because density of iron is more than that of water but less than that of mercury.

2.4. Correct. When object is at rest, the net force acting on it is 0. Hence the applied force is equal and opposite to the friction.

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