Theory of Machine According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centers will lie on a Triangle Parabolic curve Rectangle Straight line Triangle Parabolic curve Rectangle Straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to To start the locomotive quickly Minimize the effect of secondary forces Minimize the effect of primary forces Have perfect balancing To start the locomotive quickly Minimize the effect of secondary forces Minimize the effect of primary forces Have perfect balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An exact straight line motion mechanism is a Peaucellier's mechanism Hart's mechanism All of these Scott-Russell's mechanism Peaucellier's mechanism Hart's mechanism All of these Scott-Russell's mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies On their point of contact At the centre of circle At the centre of curvature At the pin joint On their point of contact At the centre of circle At the centre of curvature At the pin joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ²/₃ μWR ¾μWR ½μWR μwr ²/₃ μWR ¾μWR ½μWR μwr ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sense of tangential acceleration of a link Could be either same or opposite to velocity Is perpendicular to that of velocity Is opposite to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is perpendicular to that of velocity Is opposite to that of velocity Is same as that of velocity ANSWER DOWNLOAD EXAMIANS APP
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