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Physics
A spring stretches by 60mm when supporting a load of 20newtons .By how much would it stretch when supporting a load of 5kg
1 answer
force down = m g = 5 kg * 9.81 m/s^2 = 4.9 Newtons
x/4.9 = 60 mm/20
x = 3 * 4.9 mm
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