Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. Same as More than Less than None of these Same as More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a ship travels in a sea, which of the effect is more dangerous Rolling All of these Steering Pitching Rolling All of these Steering Pitching ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ω/ωn is Equal to 1 Equal to 2 Less than 2 Greater than 2 Equal to 1 Equal to 2 Less than 2 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rotor which is balanced statically but not dynamically is supported on two bearings L apart and at high speed of the rotor, reaction on the left bearing is R. The right side of the bearing is shifted to a new position 2L apart from the left bearing. At the same rotor speed, dynamic reaction on the left bearing in the new arrangement will Become equal to R/2 Remain same as before Become equal to 2R Become equal to R/4 Become equal to R/2 Remain same as before Become equal to 2R Become equal to R/4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders, are placed at 90° to each other 45° to each other 120° to each other 180° to each other 90° to each other 45° to each other 120° to each other 180° to each other ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is found unstable. It can be made stable by Increasing the spring stiffness Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass Increasing the spring stiffness Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass ANSWER DOWNLOAD EXAMIANS APP
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