Theory of Machine Critical damping is a function of Mass and natural frequency Damping coefficient and natural frequency Mass and stiffness Mass and damping coefficient Mass and natural frequency Damping coefficient and natural frequency Mass and stiffness Mass and damping coefficient ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to revolving masses Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude and direction both Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the left. The effect of gyroscopic couple on the aeroplane will be To raise the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To dip the nose and tail To raise the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To dip the nose and tail ANSWER DOWNLOAD EXAMIANS APP
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 When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a D-slide valve Governor Meyer's expansion valve Flywheel D-slide valve Governor Meyer's expansion valve Flywheel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Dependent on the size of teeth Always constant Always variable Dependent on the size of gears Dependent on the size of teeth Always constant Always variable Dependent on the size of gears ANSWER DOWNLOAD EXAMIANS APP