A force F is required to break a wire of length and radius r. What force is required to break a wire, of the same material, having twice the length and six times the radius ? |
|||||||

a) |
b) |
c) |
9 |
d) |
36 |

A force F is required to break a wire of length and radius r. What force is required to break a wire, of the same material, having twice the length and six times the radius ? |
|||||||

a) |
b) |
c) |
9 |
d) |
36 |

1 Answer

127 votes

Breaking force does not depend upon length. Breaking force = breaking stress area of cross-section for a given material, breaking stress in constant. Or s |

127 votes

127