Theory of Machine When the speed of the engine fluctuates continuously above and below the mean speed, the governor is said to be Hunt Stable Isochronous Unstable Hunt Stable Isochronous Unstable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because Bearing centre line coincides with the axis The system is unbalanced Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds Bearing centre line coincides with the axis The system is unbalanced Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Universal joint Rotary engine Elliptical trammels Whitworth quick return mechanism Universal joint Rotary engine Elliptical trammels Whitworth quick return mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Balancing of rotating and reciprocating parts of an engine is necessary when it runs at Any one of these Highs peed Moderate speed Slow speed Any one of these Highs peed Moderate speed Slow speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of Coriolis component of acceleration is the direction Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along perpendicular to angular velocity Along tangential acceleration Along the centripetal acceleration Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along perpendicular to angular velocity Along tangential acceleration Along the centripetal acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ - α) T = W.r tanφ T = W.r tan(φ + α) T = W.r tanα T = W.r tan(φ - α) T = W.r tanφ T = W.r tan(φ + α) T = W.r tanα ANSWER DOWNLOAD EXAMIANS APP
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