Theory of Machine In S.H.M., the velocity vector w.r.t. displacement vector Leads by 180° Are in phase Leads by 90° Lags by 90° Leads by 180° Are in phase Leads by 90° Lags by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Over damped Under damped Without vibrations Critically damped Over damped Under damped Without vibrations Critically damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Spiral gearing Bevel gearing Helical gearing Spur gearing Spiral gearing Bevel gearing Helical gearing Spur gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ - S₂) / h (S₁ + S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ - S₂) / h (S₁ + S₂) / h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In higher pair, the relative motion is Purely turning Purely sliding Purely rotary Combination of sliding and turning Purely turning Purely sliding Purely rotary Combination of sliding and turning 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 decreases Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation increases Increases as the radius of rotation decreases Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation increases ANSWER DOWNLOAD EXAMIANS APP
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