41 .
A concentrated load is one which

A. | acts at a point on a beam |

B. | spreads non-uniformly over the whole length of a beam |

C. | spreads uniformly over the whole length of a beam |

D. | varies uniformly over the whole length of a beam |

42 .
If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch of rivets is

A. | 0.20 |
B. | 0.30 |

C. | 0.50 |
D. | 0.60 |

43 .
The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and depth but width is double that of 'A'. The elastic strength of beam 'B' will be __________ as compa

A. | same |
B. | double |

C. | four times |
D. | six times |

44 .
In a simple bending of beams, the stress in the beam varies

A. | linearly |

B. | parabolically |

C. | hyperbolically |

D. | elliptically |

45 .
The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called

A. | elastic limit |

B. | yield point |

C. | ultimate point |

D. | breaking point |

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