Theory of Machine Which of the following statement is correct for involute gears? The pressure angle is constant throughout the teeth engagement. A convex flank is always in contact with concave flank. The interference is inherently absent. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. A convex flank is always in contact with concave flank. The interference is inherently absent. The variation in centre distance of shafts increases radial force. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of successfully constrained motion is a Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing All of these Motion of an I.C. engine valve Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing All of these Motion of an I.C. engine valve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. None of these Same as Less than More than None of these Same as Less than More than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A) v²BA /AB vBA × AB v²BA vBA /AB v²BA /AB vBA × AB v²BA vBA /AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Power of a governor is the Mean force exerted at the sleeve for a given percentage change of speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Work-done at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Work-done at the sleeve for maximum equilibrium speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 0° and 90° 180° and 360° 90° and 180° 0° and 180° 0° and 90° 180° and 360° 90° and 180° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP