Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies 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 At the pin joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When one of the links of a kinematic chain is fixed, the chain is known as a Structure Machine Mechanism Inversion Structure Machine Mechanism Inversion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called Fixed instantaneous centers Neither fixed nor permanent instantaneous centers None of these Permanent instantaneous centers Fixed instantaneous centers Neither fixed nor permanent instantaneous centers None of these Permanent instantaneous centers ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Clearance between journal and bearing Angular velocity of journal Radius of journal Magnitude of the forces on journal Clearance between journal and bearing Angular velocity of journal Radius of journal Magnitude of the forces on journal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The approximate straight line mechanism is a 6 bar linkage 3 bar linkage 8 bar linkage Four bar linkage 6 bar linkage 3 bar linkage 8 bar linkage Four bar linkage ANSWER DOWNLOAD EXAMIANS APP
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