Theory of Machine In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed Pickering governor Inertia governor Wilson Hartnell governor Hartung governor Pickering governor Inertia governor Wilson Hartnell governor Hartung governor ANSWER DOWNLOAD EXAMIANS APP
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 Over-damped Without vibrations Critically damped Under damped Over-damped Without vibrations Critically damped Under damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the pin joint At the centre of curvature On their point of contact At the centre of circle At the pin joint At the centre of curvature On their point of contact At the centre of circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine At the nodal point in a shaft, the amplitude for torsional vibration will be Maximum Infinity Zero Minimum Maximum Infinity Zero Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 3 4 1 2 3 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps In decreasing the slip of the belt In increasing velocity ratio Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt In increasing velocity ratio Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally ANSWER DOWNLOAD EXAMIANS APP
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