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 polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and the polar moment of inertia 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 polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and the polar moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings Grease is used for lubrication The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease is used for lubrication The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to Combined bending and shear stresses Shear stresses Bending stresses All of these Combined bending and shear stresses Shear stresses Bending stresses All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The wire ropes make contact at Sides of groove of the pulley Bottom of groove of the pulley Sides and bottom of groove of the pulley Anywhere in the groove of the pulley Sides of groove of the pulley Bottom of groove of the pulley Sides and bottom of groove of the pulley Anywhere in the groove of the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Thick film Thin film Either A or B None of these Thick film Thin film Either A or B None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 4D3n Gd⁴/ 8D²n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n Gd3/ 8D3n Gd⁴/ 8D3n ANSWER DOWNLOAD EXAMIANS APP
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