Theory of Machine In a reciprocating steam engine, which of the following forms a kinematic link? Cylinder and piston Crankshaft and flywheel Flywheel and engine frame Piston rod and connecting rod Cylinder and piston Crankshaft and flywheel Flywheel and engine frame Piston rod and connecting rod ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the secondary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero The algebraic sum of the secondary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is __________ the primary unbalanced force. n times One-half 1/n times Two-third n times One-half 1/n times Two-third ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Velocity diagram Acceleration diagram Displacement diagram All of these Velocity diagram Acceleration diagram Displacement diagram All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 2.22 mm 2 mm 2.50 mm 3.0 mm 2.22 mm 2 mm 2.50 mm 3.0 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) sinφ]/2 ANSWER DOWNLOAD EXAMIANS APP
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