Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Butt joint with single cover plate Lap joint with one ring overlapping the other Butt joint with double cover plate Any one of the above Butt joint with single cover plate Lap joint with one ring overlapping the other Butt joint with double cover plate Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called Ring nut Castle nut Sawn nut Jam nut Ring nut Castle nut Sawn nut Jam nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction All of these Increasing wrap angle by using idler pulley Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction All of these Increasing wrap angle by using idler pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is 420 to 450 More than 400 340 to 360 300 to 320 420 to 450 More than 400 340 to 360 300 to 320 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double strap butt joint (with equal straps) is Always in double shear Always in single shear Any one of these Either in single shear or double shear Always in double shear Always in single shear Any one of these Either in single shear or double shear ANSWER DOWNLOAD EXAMIANS APP
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