Q. The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ is equal to 6/6 + v.

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Q. The power transmitted by means of a belt depends upon

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Q. Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment ?

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Q. In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to

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Q. A steel containing 0.8% carbon is known as

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Q. Guest's theory is used for

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Q. The square threads are usually found on

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Q. For general industrial machinery, the ratio of the length of journal to its diameter is taken as

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Q. The spring mostly used in gramophones is

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Q. A saddle key __________ power through frictional resistance only.

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Q. A rivet is specified by

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Q. In thrust bearings, the load acts

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Q. Auto frettage is the method of

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Q. According to Indian standard specifications, a grey cast iron designated by 'FG 200' means that the

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Q. When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring)

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Q. The product of the diametral pitch and module is equal to one.

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Q. The static tooth load should be __________ the dynamic load.

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Q. Power screws are used to convert rotary motion into translatory motion.

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Q. The function of the washer is to

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Q. Multiple threads are used to secure

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