Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies On their point of contact At the pin joint At the centre of circle At the centre of curvature On their point of contact At the pin joint At the centre of circle At the centre of curvature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a rigid link OA, velocity of 'A' w.r.t. 'O' will be Along AO Perpendicular to OA Parallel to OA At 45° to OA Along AO Perpendicular to OA Parallel to OA At 45° to OA ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) cotα = c/2b cosα = c/b tanα = c/2b sinα = b/c cotα = c/2b cosα = c/b tanα = c/2b sinα = b/c ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to double the period of a simple pendulum, the length of the string should be Quadrupled None of these Halved Doubled Quadrupled None of these Halved Doubled ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Fluctuation of speed Coefficient of fluctuation of speed None of these Maximum fluctuation of speed Fluctuation of speed Coefficient of fluctuation of speed None of these Maximum fluctuation of speed 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 × QN ω² × CN ω² × CO ω² × NO ω² × QN ω² × CN ω² × CO ω² × NO ANSWER DOWNLOAD EXAMIANS APP