Calculate the position of the fulcrum at which a meter rule of mass 20 gf can be balanced when three weights 50 gf, 10 gf & 200 gf are applied at 20 cm, 40 cm & 90 cm marks respectively.

72.85 cm

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24.85 cm

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36.85 cm

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48.85 cm

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60.85 cm

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Solution

The correct option is A
72.85 cm

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Calculate the position of the fulcrum at which a meter rule of mass 20 gf can be balanced when three weights 50 gf, 10 gf & 200 gf are applied at 20 cm, 40 cm & 90 cm marks respectively.

The correct option is A 72.85 cm

The correct option is A
72.85 cm