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A crowbar of length 120 cm has its fulcr...

A crowbar of length `120 cm` has its fulcrum situated at a distance of `20 cm` from the load. The mechanical advantage of the crow bar is

A

`1`

B

`3`

C

`5`

D

`7`

Text Solution

Verified by Experts

The correct Answer is:
C
`MA=("effort arm")/("load arm")`
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