Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 90° and 180° 0° and 90° 0° and 180° 180° and 360° 90° and 180° 0° and 90° 0° and 180° 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the axes of the first and last wheels are coaxial, then the train is known as Simple train of wheels Epicyclic gear train Compound train of wheels Reverted gear train Simple train of wheels Epicyclic gear train Compound train of wheels Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Hammer blow Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies inversely with the square of the speed Varies as the square root of the speed Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies inversely with the square of the speed Varies as the square root of the 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 × NO ω² × CN ω² × CO ω² × QN ω² × NO ω² × CN ω² × CO ω² × QN ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ω/ωn is Less than 2 Equal to 2 Equal to 1 Greater than 2 Less than 2 Equal to 2 Equal to 1 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Cam and follower Ball and socket i Piston and cylinder Both (A) and (B) above Cam and follower Ball and socket i Piston and cylinder Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
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