Mechanical advantage of a second order lever is :

always less than one

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less than or equal to one

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always greater than one

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greater than or equal to one

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Solution

The correct option is D always greater than one
$Solution$ :
In second class lever, the load is situated in between effort and fulcrum.
Hence , the effort arm is bigger than the load arm.
Since MA = $\frac{E f f o r t a r m}{L o a d a r m}$
MA is always greater than 1.

$hence C is the correct option$

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Similar questions

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

What is the use of the lever if its mechanical advantage is (a) more than 1, (b) equal to 1, and (c) less than 1.

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