A force of 10N raised a load of 400 kg. Calculate mechanical advantage of the machine.

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400

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4000

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Solution

The correct option is C 400
Mass given $= 400 k g$

Effort $= 10 N$

$M A = \frac{l o a d}{e f f o r t} = \frac{4000}{10} = 400$ .

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