Theory of Machine Kinematic pairs are those which have two elements that Have line contact Permit relative motion Have surface contact Are held together Have line contact Permit relative motion Have surface contact Are held together ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by ω² × NO ω² × QN ω² × CO ω² × CN ω² × NO ω² × QN ω² × CO ω² × CN ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the main valve is driven by an eccentric having an angle of advance from 30°-40° 15°-25° 25°-30° 10°-15° 30°-40° 15°-25° 25°-30° 10°-15° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The locus of a point on a thread unwound from a cylinder will be A straight line Cycloidal A circle Involute A straight line Cycloidal A circle Involute ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a shaper mechanism, the Coriolis component of acceleration will Not exist Exist Depend on position of crank None of these Not exist Exist Depend on position of crank None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys are connected by means of a cross belt drive, then both the pulleys will rotate in _________ directions. Perpendicular Same Opposite None of these Perpendicular Same Opposite None of these ANSWER DOWNLOAD EXAMIANS APP