Theory of Machine In a ball bearing, ball and bearing forms a Screw pair Turning pair Spherical pair Rolling pair Screw pair Turning pair Spherical pair Rolling pair 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. 12,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. 6,000 r.p.m. 12,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Horizontally and parallel Horizontally and perpendicular Vertically and parallel Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular Vertically and parallel Vertically and perpendicular ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π π/2 One Zero π π/2 One Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is Zero and maximum Minimum and maximum Zero and minimum Maximum and zero Zero and maximum Minimum and maximum Zero and minimum Maximum and zero ANSWER DOWNLOAD EXAMIANS APP
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