Theory of Machine The danger of breakage and vibration is maximum Near the critical speed Below the critical speed None of these Above the critical speed Near the critical speed Below the critical speed None of these Above the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Both wear and power absorbed are low Wear is less The pressure developed being high provides tight sealing Power absorbed is less Both wear and power absorbed are low Wear is less The pressure developed being high provides tight sealing Power absorbed is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become tp /4 16 tp 4 tp tp /16 tp /4 16 tp 4 tp tp /16 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Effort of a governor is the Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for maximum equilibrium speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a single degree of freedom system with viscous damping is 4(dx²/dt²) + 9(dx/dt) + 16x. The damping ratio of the system is 44082 30195 9/128 44090 44082 30195 9/128 44090 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the radius of rotation of balls __________ as the equilibrium speed increases, the governor is said to be unstable. Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
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