Physics, 13.10.2020 01:01, terrancebest

Questions: 1. “The use of simple machine keeps the danger away”. Justify this statement.
2. “It is better to use a crow-bar to displace a heavy load than trying manually without it”. Justify this statement with two suitable reasons.

Answers: 3

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Questions: 1. “The use of simple machine keeps the danger away”. Justify this statement.
2. “...