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Subject :NSO    Class : Class 6

A paper cutter is shown in the given figure. At which position P, Q, R or S should a straw be placed so that least force is applied to cut it?


Ans 1:

Class : Class 6
option A is the answer as it is the closest to the fulcrum and the closer it is it takes less force.

Ans 2:

Class : Class 8

Ans 3:

Class : Class 6
It should be option 'A'.

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