Machine Design Ball bearing type screws are found in following application Steering mechanism Aeroplane engines Screw jack Crane Steering mechanism Aeroplane engines Screw jack Crane ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 1-3 m/s 15-30 m/s 3-15 m/s 30-50 m/s 1-3 m/s 15-30 m/s 3-15 m/s 30-50 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design The V-belts are particularly suitable for __________ drives. None of these Both A and B Short Long None of these Both A and B Short Long ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress at a point in a shaft subjected to a torque is 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a connecting rod, it is considered like __________ for buckling about X-axis. Both ends fixed One end fixed and the other end free Both ends hinged One end fixed and the other end hinged Both ends fixed One end fixed and the other end free Both ends hinged One end fixed and the other end hinged ANSWER DOWNLOAD EXAMIANS APP