Theory of Machine The balancing of a rigid rotor can be achieved by appropriately placing balancing masses in Four planes A single plane Three planes Two planes Four planes A single plane Three planes Two planes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by 2ECS² 2ECS 2E²CS EC S/2 2ECS² 2ECS 2E²CS EC S/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO, the acceleration of the piston is _________ when the crank OC and connecting rod PC are at right angles to each other. Zero Infinity Any -ve value Any +ve value Zero Infinity Any -ve value Any +ve value ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) T/3 (T.g)/3 √(T/3m) √(3m/T) T/3 (T.g)/3 √(T/3m) √(3m/T) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is Both (A) and (B) 0° and 90° None of these 180° and 360° Both (A) and (B) 0° and 90° None of these 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂)r (ω₁ - ω₂)2r ω₁.ω₂.r (ω₁ + ω₂)r (ω₁ - ω₂)r (ω₁ - ω₂)2r ω₁.ω₂.r (ω₁ + ω₂)r ANSWER DOWNLOAD EXAMIANS APP
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