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 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gearing is used in steering system of an automobile? Worm and wheel Spiral gears None of the listed here Rack and pinion Worm and wheel Spiral gears None of the listed here Rack and pinion 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 Spur gearing Helical gearing Spiral gearing Bevel gearing Spur gearing Helical gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a cone clutch is same as that of Truncated conical pivot bearing Flat collar bearing Flat pivot bearing Conical pivot bearing Truncated conical pivot bearing Flat collar bearing Flat pivot bearing Conical pivot bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that Governor B is more sensitive than governor A Governor A is more sensitive than governor B None of these Both governors A and B are equally sensitive Governor B is more sensitive than governor A Governor A is more sensitive than governor B None of these Both governors A and B are equally sensitive ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links Will change Could change or remain unaltered depending on which link is fixed Will remain same Will not occur Will change Could change or remain unaltered depending on which link is fixed Will remain same Will not occur ANSWER DOWNLOAD EXAMIANS APP
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