Question

A block lying on a smooth surface with spring connected to it is pulled by an external force as shown. The velocity of ends A and B of the spring are 4 m/s and 2 m/s respectively.



 If the energy of the spring is increasing at the rate of 20 J/sec, then the stretch in the spring is in cm is 5n.  The value of n is...

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Answer 1

Answer:

Explanation:

A block lying on a smooth surface with spring connected to it is pulled by an external force as shown. The velocity of ends A and B of the spring are 4 m/s and 2 m/s respectively.

answer -----> 10 cm

If the energy of the spring is increasing at the rate of 20 J/sec, then the stretch in the spring is in cm is 5n.  The value of n is...