Machine Design The shear stress at a point in a shaft subjected to a torque is Directly proportional to the applied torque and inversely proportional to the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the applied torque and the polar moment of inertia Directly proportional to the polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and inversely proportional to the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the applied torque and the polar moment of inertia Directly proportional to the polar moment of inertia and to the distance of the point from the axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design Residual stress in materials Becomes zero when external load is removed Acts when external load is applied Is independent of external loads Is always harmful Becomes zero when external load is removed Acts when external load is applied Is independent of external loads Is always harmful ANSWER DOWNLOAD EXAMIANS APP
Machine Design Plastic flow in ductile materials Increases the seriousness of static loading stress concentration Has no effect on it Depends on other considerations Lessens the seriousness of static loading stress concentration Increases the seriousness of static loading stress concentration Has no effect on it Depends on other considerations Lessens the seriousness of static loading stress concentration ANSWER DOWNLOAD EXAMIANS APP
Machine Design A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as Mitre gears Crown Bevel gears Internal bevel gears Angular bevel gears Mitre gears Crown Bevel gears Internal bevel gears Angular bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Metric Square Acme Buttress Metric Square Acme Buttress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Best method Has no effect as regards fatigue strength Extremely hazardous Cheapest method Best method Has no effect as regards fatigue strength Extremely hazardous Cheapest method ANSWER DOWNLOAD EXAMIANS APP