Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W sinθ W tanθ W cosecθ W cosθ W sinθ W tanθ W cosecθ W cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Flexible coupling is used because It is easy to engage and disengage It prevents shock transmission and eliminates stress reversals It is easy to disassemble It transmits shocks gradually It is easy to engage and disengage It prevents shock transmission and eliminates stress reversals It is easy to disassemble It transmits shocks gradually 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 Magnitude of the forces on journal Angular velocity of journal Clearance between journal and bearing Radius of journal Magnitude of the forces on journal Angular velocity of journal Clearance between journal and bearing Radius of journal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A circle passing through the pitch point with its center at the center of cam axis is known as Base circle Pitch circle Outer circle Prime circle Base circle Pitch circle Outer circle Prime circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The approximate straight line mechanism is a 3 bar linkage Four bar linkage 8 bar linkage 6 bar linkage 3 bar linkage Four bar linkage 8 bar linkage 6 bar linkage ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Zero Greater than unity Less than unity Equal to unity Zero Greater than unity Less than unity Equal to unity ANSWER DOWNLOAD EXAMIANS APP