Theory of Machine When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be To raise the bow and lower the stern To raise the stern and lower the bow To move the ship towards port side To move the ship towards starboard To raise the bow and lower the stern To raise the stern and lower the bow To move the ship towards port side To move the ship towards starboard ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has 4 links 5 links 3 links 2 links 4 links 5 links 3 links 2 links 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 Remains constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation decreases Increases as the radius of rotation increases Remains constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Hammer blow Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies as the square root of the speed Varies inversely with the square of the speed Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies as the square root of the speed Varies inversely with the square of the speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Thrust bearing Roller bearing Ball bearing Needle roller bearing Thrust bearing Roller bearing Ball bearing Needle roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 6,000 r.p.m. 5,367 r.p.m. 12,000 r.p.m. 9,360 r.p.m. 6,000 r.p.m. 5,367 r.p.m. 12,000 r.p.m. 9,360 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
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