From a building two balls to are thrown such that is thrown upwards and downwards (both vertically). If and are their respective velocities on reaching the ground, then |
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a) |
b) |
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c) |
d) |
Their velocities depends on their masses |

From a building two balls to are thrown such that is thrown upwards and downwards (both vertically). If and are their respective velocities on reaching the ground, then |
|||

a) |
b) |
||

c) |
d) |
Their velocities depends on their masses |

1 Answer

127 votes

From conservation of energy, Potential energy at height kinetic energy at ground Therefore, at height , potential energy of ball PE = KE at ground So, Similarly, Therefore, |

127 votes

127