Q. The interference may only be avoided if the addendum circles of the two mating gears cut the common tangent to the base circles between the points of tangency.

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Q. The spigot and socket joint is mostly used for pipes which are burried in the earth.

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Q. The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is

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Q. The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called

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Q. When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be

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Q. The pressure angle for involute gears depends upon the size of teeth.

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Q. When a belt drive is transmitting maximum power,

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Q. Gears are casted by

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Q. A screw is said to be a self locking screw, if its efficiency is

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Q. An aluminium member is designed on the basis of

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Q. A plate with a circular hole in the centre is subjected to a pull of P. The maximum stress induced at the edge of the hole is three times of the nominal stress.

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Q. The cold working of metals is carried out __________ the recrystallisation temperature.

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Q. The groove angle of the pulley for rope drive is usually

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Q. When percentage of carbon in steel is increased, the ductility of steel decreases.

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Q. The shock absorbing capacity of a bolt may be increased by

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Q. A lap joint is always in single shear.

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Q. If b denotes the face width and L denotes the cone distance for a bevel gear, then the bevel factor is written as

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Q. The design calculations for members subject to fluctuating loads with the same factor of safety, yield the most conservative estimates when using

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Q. The ratio of pitch circle diameter in millimetres to the number of teeth, is called

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Q. According to Indian standard specifications, 100 H6/g5 means that

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