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Question

A cook uses a fire tong of length 28 cm to lift a piece of burning coal of mass 250 g. If he applies his effort at a distance of 7 cm from the fulcrum, then the effort required in SI units will be? Take g= 10 m s-2.



A

1000N

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B

1kgf

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C

1000gf

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D

10N

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Solution

The correct option is C

10N



Physics
Concepts of Physics
Standard XII

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