Theory of Machine A body is said to be under forced vibrations, when There is a reduction in amplitude after every cycle of vibration No external force acts on a body, after giving it an initial displacement None of these A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration No external force acts on a body, after giving it an initial displacement None of these A body vibrates under the influence of external force ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Critical damping is a function of Mass and natural frequency Mass and damping coefficient Mass and stiffness Damping coefficient and natural frequency Mass and natural frequency Mass and damping coefficient Mass and stiffness Damping coefficient and natural frequency ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) m/(m + M) (m + M)/M (m + M)/m M/(m + M) m/(m + M) (m + M)/M (m + M)/m M/(m + M) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Davis steering gear consists of Rolling pairs Sliding pairs Turning pairs Higher pairs Rolling pairs Sliding pairs Turning pairs Higher pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by 2E²CS EC S/2 2ECS² 2ECS 2E²CS EC S/2 2ECS² 2ECS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment? Meyer's expansion valve Governor Flywheel D-slide valve Meyer's expansion valve Governor Flywheel D-slide valve ANSWER DOWNLOAD EXAMIANS APP
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