Theory of Machine The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to 180° and 270° 90° and 180° 270° and 360° 45° and 225° 180° and 270° 90° and 180° 270° and 360° 45° and 225° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is most economical The former is most rigid The former is mathematically accurate The former is having turning pair The former is most economical The former is most rigid The former is mathematically accurate The former is having turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a kinematic chain, a quaternary joint is equivalent to Two binary joints Three binary joints Four binary joints One binary joint Two binary joints Three binary joints Four binary joints One binary joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pressure angle of a cam depends upon All of these Offset between center lines of cam and follower Lift of follower Angle of ascent All of these Offset between center lines of cam and follower Lift of follower Angle of ascent 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 is _________ when the crank OC and connecting rod PC are at right angles to each other. Zero Any -ve value Infinity Any +ve value Zero Any -ve value Infinity Any +ve value ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The fundamental equation for correct steering is (where φ and α = Angle through which the axis of the outer wheel and inner wheel turns respectively, c = Distance between the pivots of the front axles, and d = Wheel base) tanφ + cotα = b/c cotφ - cotα = c/b sinφ + sinα = b/c cosφ - sinα = c/b tanφ + cotα = b/c cotφ - cotα = c/b sinφ + sinα = b/c cosφ - sinα = c/b ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS