Theory of Machine The locus of a point on a thread unwound from a cylinder will be Cycloidal A straight line Involute A circle Cycloidal A straight line Involute A circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 4 fn fn/2 2 fn 8 fn 4 fn fn/2 2 fn 8 fn ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Internal expanding brake Shoe brake Band brake Band and block brake Internal expanding brake Shoe brake Band brake Band and block brake ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration depends upon Velocity of slider Angular velocity of the link None of these Both (A) and (B) Velocity of slider Angular velocity of the link None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the speed of the engine fluctuates continuously above and below the mean speed, the governor is said to be Unstable Hunt Isochronous Stable Unstable Hunt Isochronous Stable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 3.0 mm 2.50 mm 2 mm 2.22 mm 3.0 mm 2.50 mm 2 mm 2.22 mm ANSWER DOWNLOAD EXAMIANS APP