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Question

The lever for which the mechanical advantage is always less than 1 has the :


A

load and effort acting at the same point.

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B

effort between the fulcrum and the load.

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C

load between the fulcrum and the effort

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D

fulcrum between the effort and the load

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Solution

The correct option is B

effort between the fulcrum and the load.


Class III lever always has a mechanical advantage < 1. In this type of lever, the effort arm is always smaller than the load arm.


selina-icse-solutions-class-10-physics-machines-3a-29


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