If a man increase his speed by , his K.E. is doubled, the original speed of the man is |
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a) |
b) |
c) |
d) |

If a man increase his speed by , his K.E. is doubled, the original speed of the man is |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

Initial kinetic energy …(i) Final kinetic energy …(ii) By solving equation (i) and (ii) we get |

127 votes

127