Q. A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called

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Q. Crowning on pulley helps

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Q. The temperature required for full annealing in hyper-eutectoid steel is

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Q. The effect of key ways on a shaft is to reduce its load carrying capacity and to increase its torsional rigidity.

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Q. The efficiency of a riveted joint is equal to

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Q. Which of the following formula is used in designing a connecting rod ?

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Q. When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is

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Q. The lead angle of a worm is 22.5°. Its helix angle will be

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Q. The root angle of a bevel gear is equal to

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Q. Antifriction bearings are

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Q. Stress concentration factor is defined as the ratio of

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Q. The property of a bearing material which has the ability to accomodate shaft deflections and bearing inaccuracies by plastic deformation without excessive wear and heating, is known as

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Q. In the levers of __________ type, the mechanical advantage is less than one.

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Q. A hollow saddle key is

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Q. Pitch point of a cam is

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Q. When two parallel and coplaner shafts are connected by gears having teeth parallel to the axis of the shaft, the arrangement is known as spiral gearing.

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Q. A screw is specified by its

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Q. The wear load should be __________ the dynamic load.

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Q. The velocity factor for ordinary cut gears operating at velocities upto 12.5 m/s is equal to

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Q. The property of a bearing material which has the ability to accomodate small particles of dust, grit etc. without scoring the material of the journal, is called

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