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प्रश्न
Write down a relation expressing the mechanical advantage of a lever.
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उत्तर
M.A. of a lever =`"Load"/"Effort"="Effort arm"/ "Load arm"`
This is the expression of the mechanical advantage of a lever.
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संबंधित प्रश्न
Give one example of a class I lever where mechanical advantage is more than one ?
Draw a diagram of a lever which is always used as a force multiplier. How is the effort arm related to the load arm in such a lever?
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- State the principle of moments as applied to the above lever.
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