Theory of Machine The inversion of a mechanism is Changing of a higher pair to a lower pair Obtained by reversing the input and output motion Obtained by fixing different links in a kinematic chain Turning its upside down Changing of a higher pair to a lower pair Obtained by reversing the input and output motion Obtained by fixing different links in a kinematic chain Turning its upside down ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The axis of precession is __________ to the plane in which the axis of spin is going to rotate. Perpendicular None of these Both A and B Parallel Perpendicular None of these Both A and B Parallel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the left. The effect of gyroscopic couple on the aeroplane will be To raise the nose and dip the tail To dip the nose and raise the tail To raise the nose and tail To dip the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To raise the nose and tail To dip the nose and tail ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps In increasing velocity ratio Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt In increasing velocity ratio Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) √(T/3m) √(3m/T) T/3 (T.g)/3 √(T/3m) √(3m/T) T/3 (T.g)/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Difference Product Sum Ratio Difference Product Sum Ratio ANSWER DOWNLOAD EXAMIANS APP
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