Machine Design A fast and loose pulley drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Extremely hazardous Has no effect as regards fatigue strength Best method Cheapest method Extremely hazardous Has no effect as regards fatigue strength Best method Cheapest method ANSWER DOWNLOAD EXAMIANS APP
Machine Design A crankshaft is a __________ shaft. Machine frame Transmission Machine None of these Machine frame Transmission Machine None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Accuracy of shaft alignment All of these Small overall dimensions Low starting and low running friction except at very high speeds Accuracy of shaft alignment All of these Small overall dimensions Low starting and low running friction except at very high speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt can be increased by Tightening it properly Grinding the shank Increasing shank diameter Making shank diameter equal to core diameter of thread Tightening it properly Grinding the shank Increasing shank diameter Making shank diameter equal to core diameter of thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ 4 τ 2 τ τ/2 τ 4 τ 2 τ τ/2 ANSWER DOWNLOAD EXAMIANS APP
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