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 circle At the centre of curvature On their point of contact At the pin joint At the centre of circle At the centre of curvature On their point of contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case The pressure developed being high provides tight sealing Both wear and power absorbed are low Wear is less Power absorbed is less The pressure developed being high provides tight sealing Both wear and power absorbed are low Wear is less Power absorbed is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of spherical pair is Lead screw of a lathe Ball and socket joint Ball bearing and roller bearing Bolt and nut Lead screw of a lathe Ball and socket joint Ball bearing and roller bearing Bolt and nut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In geometric progression Constant In logarithmic progression In arithmetic progression In geometric progression Constant In logarithmic progression In arithmetic progression 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) ¾μWR μwr ²/₃ μWR ½μWR ¾μWR μwr ²/₃ μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A) v²BA vBA /AB vBA × AB v²BA /AB v²BA vBA /AB vBA × AB v²BA /AB ANSWER DOWNLOAD EXAMIANS APP
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