Theory of Machine In order to double the period of a simple pendulum, the length of the string should be Quadrupled None of these Doubled Halved Quadrupled None of these Doubled Halved ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W cos(α + φ) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α + φ) P = W tan(α - φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be unstable when the controlling force Increases as the radius of rotation increases Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases Increases as the radius of rotation increases Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rigid body possesses ________degrees of freedom Six One Two Four Six One Two Four ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than 2 0.5 0.25 1 2 0.5 0.25 1 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 dip the nose and raise the tail To raise the nose and tail To raise the nose and dip the tail To dip the nose and tail To dip the nose and raise the tail To raise the nose and tail To raise the nose and dip the tail To dip the nose and tail ANSWER DOWNLOAD EXAMIANS APP