A 16 kg block moving on a frictionless horizontal surface with a velocity of 4 m/s compresses an ideal spring and comes to rest. If the force constant of the spring be 100 N/m, then the spring is compressed by m is |

A 16 kg block moving on a frictionless horizontal surface with a velocity of 4 m/s compresses an ideal spring and comes to rest. If the force constant of the spring be 100 N/m, then the spring is compressed by m is |

1 Answer

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Kinetic energy of the block is This kinetic energy is equal to the work done by the block before coming to rest. The work done in compressing the spring through a distance from its normal length is Given, |

127 votes

127