Theory of Machine The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m). (dx/dt) + (s/m). x = 0. If the roots of this equation are real, then the system will be Critically damped Under damped Over-damped Without vibrations Critically damped Under damped Over-damped Without vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of links in pantograph mechanism is equal to 3 4 5 2 3 4 5 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Greater than 2 Equal to 2 Less than 2 Equal to 1 Greater than 2 Equal to 2 Less than 2 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Ball and socket i Both (A) and (B) above Cam and follower Piston and cylinder Ball and socket i Both (A) and (B) above Cam and follower Piston and cylinder ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pulley and belt in a belt drive form a Turning pair Sliding pair Cylindrical pair Rolling pair Turning pair Sliding pair Cylindrical pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A governor is said to be stable, if the Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases ANSWER DOWNLOAD EXAMIANS APP
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