Theory of Machine Flexible coupling is used because It prevents shock transmission and eliminates stress reversals It transmits shocks gradually It is easy to engage and disengage It is easy to disassemble It prevents shock transmission and eliminates stress reversals It transmits shocks gradually It is easy to engage and disengage It is easy to disassemble ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is Perpendicular to PO None of the listed here At 45° to PO Along PO Perpendicular to PO None of the listed here At 45° to PO Along PO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The cam and follower is an example of Lower pair Sliding pair Higher pair Rolling pair Lower pair Sliding pair Higher pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Positive during major portion of the stroke Negative during major portion of the stroke Positive throughout Negative throughout Positive during major portion of the stroke Negative during major portion of the stroke Positive throughout Negative throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Whitworth quick return mechanism Rotary engine Elliptical trammels Universal joint Whitworth quick return mechanism Rotary engine Elliptical trammels Universal joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Rectilinear motion of piston is converted into rotary by Gudgeon pin Slider crank Cross head Connecting rod Gudgeon pin Slider crank Cross head Connecting rod ANSWER DOWNLOAD EXAMIANS APP