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A spring with a spring constant of k = 450 N/m is compressed 15 cm when a block of unknown mass sits on top of

A spring with a spring constant of k = 450 N/m is compressed 15 cm when a block of unknown mass sits on top of it. The mass is at rest.

What is the spring force acting on the block?

What is the mass of the block?

m K Kx m kx = mg mg spring force is Fs = - kx : Her x ( compression ) is downwards . So. F will aut upwards and balance my

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