Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called Permanent instantaneous centers Neither fixed nor permanent instantaneous centers None of these Fixed instantaneous centers Permanent instantaneous centers Neither fixed nor permanent instantaneous centers None of these Fixed instantaneous centers ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) (r/2) cosφ r sinφ r cosφ r tanφ (r/2) cosφ r sinφ r cosφ r tanφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a radial cam, the follower moves Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis In a direction perpendicular to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a disc or plate clutch is same as that of Flat pivot bearing Flat collar bearing Truncated conical pivot bearing Conical pivot bearing Flat pivot bearing Flat collar bearing Truncated conical pivot bearing Conical pivot bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston, crank pin and crank shaft Piston and piston rod Piston, piston rod and cross head Piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod Piston, piston rod and cross head Piston rod and cross head ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Spherical pair Turning pair Screw pair Rolling pair Spherical pair Turning pair Screw pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP