31 .
The deformation per unit length is called

A. | tensile stress |

B. | compressive stress |

C. | shear stress |

D. | strain |

32 .
Strain resetters are used to

A. | measure shear strain |

B. | measure linear strain |

C. | measure volumetric strain |

D. | relieve strain |

33 .
When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the

A. | top layer |

B. | bottom layer |

C. | neutral axis |

D. | every cross-section |

34 .
The point of contraflexure is a point where

A. | shear force changes sign |

B. | bending moment changes sign |

C. | shear force is maximum |

D. | bending moment is maximum |

35 .
The simply supported beam 'A' of length l carries a central point load W. Another beam 'B' is loaded with a uniformly distributed load such that the total load on the beam is W. The ratio of maximum d

A. | 5/8 |
B. | 8/5 |

C. | 5/4 |
D. | 4/5 |

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