Machine Design The shear stress at a point in a shaft subjected to a torque is 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 Directly proportional to the applied torque and inversely proportional to the polar moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails Below the yield point At the yield point Below the elastic limit At the elastic limit Below the yield point At the yield point Below the elastic limit At the elastic limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) √(Pmax / 2m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The elasticity is the property of a material which enables it to Regains its original shape after deformation when the external forces are removed Resists fracture due to high impact loads Retain deformation produced under load permanently Draw into wires by the application of a tensile force Regains its original shape after deformation when the external forces are removed Resists fracture due to high impact loads Retain deformation produced under load permanently Draw into wires by the application of a tensile force ANSWER DOWNLOAD EXAMIANS APP
Machine Design A cotter joint is used to connect two __________ rods. Co-axial None of these Parallel Perpendicular Co-axial None of these Parallel Perpendicular ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a hydrodynamic lubricated bearing There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure ANSWER DOWNLOAD EXAMIANS APP