A spring gun of spring constant 90 is compressed 12 cm by a ball of mass 16 g. If the trigger is pulled, the velocity of the ball is |
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a) |
b) |
c) |
d) |

A spring gun of spring constant 90 is compressed 12 cm by a ball of mass 16 g. If the trigger is pulled, the velocity of the ball is |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

Kinetic energy of ball=potential energy of spring Or Or |

127 votes

127