Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₂ = m₂ r₁ m₁ m₂ = r₁ r₂ None of these m₁ r₁ = m₂ r₂ m₁ r₂ = m₂ r₁ m₁ m₂ = r₁ r₂ None of these m₁ r₁ = m₂ r₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is found unstable. It can be made stable by Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass Increasing the spring stiffness Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass Increasing the spring stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction can be used when Crank has uniform angular velocity and angular acceleration Crank has uniform angular acceleration Crank has non-uniform velocity Crank has a uniform angular velocity Crank has uniform angular velocity and angular acceleration Crank has uniform angular acceleration Crank has non-uniform velocity Crank has a uniform angular velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In S.H.M., the velocity vector w.r.t. displacement vector Are in phase Leads by 180° Leads by 90° Lags by 90° Are in phase Leads by 180° Leads by 90° Lags by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be To raise the stern and lower the bow To move the ship towards port side To raise the bow and lower the stern To move the ship towards starboard To raise the stern and lower the bow To move the ship towards port side To raise the bow and lower the stern To move the ship towards starboard ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Whirling speed of the shaft is the speed at which Shaft tends to vibrate vigorously in transverse direction Torsional vibrations occur Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate in longitudinal direction Shaft tends to vibrate vigorously in transverse direction Torsional vibrations occur Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate in longitudinal direction ANSWER DOWNLOAD EXAMIANS APP
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