A 33.0 cm long spring is hung vertically from a ceiling and stretches to 40.9 cm when a 7.00 kg mass is hung from its free end.
(a)
Find the spring constant (in N/m).
(b)
Find the length of the spring (in cm) if the 7.00 kg weight is replaced with a 175 N weight.
If due to weight 'W' the spring ( spring constant 'k') is extented by 'x' then
W=kx
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