Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα (3/4) μ W R cosecα μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα (3/4) μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sensitiveness of the governor is defined as the ratio of the Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the maximum equilibrium speed Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the maximum equilibrium speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Along the sliding surface Parallel to the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface Along the sliding surface Parallel to the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of action of cam is defined as the angle Moved by the cam from beginning of ascent to the termination of descent Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for a definite displacement of the follower Moved by the cam from beginning of ascent to the termination of descent Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for a definite displacement of the follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration is 2ωv² ωv 2ωv ω²v 2ωv² ωv 2ωv ω²v ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a pantograph, all the pairs are Self-closed pairs Spherical pairs Turning pairs Sliding pairs Self-closed pairs Spherical pairs Turning pairs Sliding pairs ANSWER DOWNLOAD EXAMIANS APP