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 Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Critical damping is a function of Damping coefficient and natural frequency Mass and natural frequency Mass and stiffness Mass and damping coefficient Damping coefficient and natural frequency Mass and natural frequency Mass and stiffness Mass and damping coefficient ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Two elements that permit relative motion Surface contact between the two elements when in motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Two elements that permit relative motion Surface contact between the two elements when in motion 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 anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ + ω₂) r ω₁.ω₂.r (ω₁ - ω₂) r (ω₁ - ω₂) 2r (ω₁ + ω₂) r ω₁.ω₂.r (ω₁ - ω₂) r (ω₁ - ω₂) 2r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equivalent length of a simple pendulum which gives the same frequency as a compound pendulum is h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h² (kG² + h²)/h h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h² (kG² + h²)/h ANSWER DOWNLOAD EXAMIANS APP