Physics
What force, in newton, your muscles need to apply to hold a mass of 5 kg in your hand ? State the assumption.
Laws of Motion
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Answer
As we know,
Force (F) = mass (m) x acceleration due to gravity (g)
Given,
m = 5 kg
Assumption : g = 9.8 N kg-1
Substituting the values in the formula above, we get,
Hence, force = 49 N
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