Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Whitworth quick return mechanism Rotary engine Universal joint Elliptical trammels Whitworth quick return mechanism Rotary engine Universal joint Elliptical trammels ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pair is known as a higher pair, when the relative motion between the elements of a pair is Turning only Rolling only Partly turning and partly sliding Sliding only Turning only Rolling only Partly turning and partly sliding Sliding only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Unpredictable Different Same None of these Unpredictable Different Same None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the compression of the spring is __________ the lift of the sleeve. Greater than None of these Less than Equal to Greater than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Band and block brake Shoe brake Internal expanding brake Band brake Band and block brake Shoe brake Internal expanding brake Band brake ANSWER DOWNLOAD EXAMIANS APP