1.

How can you lower a 100 kg body from the roof of a house using a cord with a breaking strength of 80 kg weight without breaking the rope ? (1 kg weight = g N)

Answer»

`1.96 m//s^(2)` DOWNWARDS
`9.8 m//s^(2)` downwards
`4.9 m//s^(2)` downwards
`19.6 m//s^(2)` downwards

ANSWER :A


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