Theory of Machine The relative velocity of B with respect to A in a rigid link AB is Along AB Parallel to AB At 45° to AB Perpendicular to AB Along AB Parallel to AB At 45° to AB Perpendicular to AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Decreases linearly with time Decreases exponentially with time Increases linearly with time Increases exponentially with time Decreases linearly with time Decreases exponentially with time Increases linearly with time Increases exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as Compound pendulum Second's pendulum Simple pendulum Torsional pendulum Compound pendulum Second's pendulum Simple pendulum Torsional pendulum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft) ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ r₂) cosθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ r₂) cosθ ω (r₁ + r₂) sinθ sec2θ 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)r (ω₁ - ω₂)2r ω₁.ω₂.r (ω₁ + ω₂)r (ω₁ - ω₂)r (ω₁ - ω₂)2r ω₁.ω₂.r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mass of 1 kg is attached to the end of a spring with a stiffness of 0.7 N/mm. The critical damping coefficient of this system is 1.4 N-s/m 18.52 N-s/m 52.92 N-s/m 529.2 N-s/m 1.4 N-s/m 18.52 N-s/m 52.92 N-s/m 529.2 N-s/m ANSWER DOWNLOAD EXAMIANS APP