A force of 40N acts on a body. If the unit of mass and length is tripled, and unit of time is doubled then the force in the new system becomes
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Force = 40 N = 40 Kg -m/so
Double the mass and length, and triple the time, you will get :
F' = 40 × 2 × 2 ÷ 9 Kg-m/s² = 160/9 N
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