Theory of Machine The velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω(R - r₁) cosθ ωr₁ sinθ ω(R - r₁) sinθ ωR cosθ ω(R - r₁) cosθ ωr₁ sinθ ω(R - r₁) sinθ ωR cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a gear having involute teeth, the normal to the involute is a tangent to the Addendum circle Dedendum circle Base circle Pitch circle Addendum circle Dedendum circle Base circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Have a line or point contact when in motion Have a surface contact when in motion Permit relative motion Are kept in contact by the action of external forces, when in motion Have a line or point contact when in motion Have a surface contact when in motion Permit relative motion Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to log(x₁/x₂) log(x₁.x₂) loge(x₁/x₂) x₁/x₂ log(x₁/x₂) log(x₁.x₂) loge(x₁/x₂) x₁/x₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum fluctuation of energy is the Ratio of the mean resisting torque to the work-done per cycle Difference between the maximum and minimum energies Sum of the maximum and minimum energies Variations of energy above and below the mean resisting torque line Ratio of the mean resisting torque to the work-done per cycle Difference between the maximum and minimum energies Sum of the maximum and minimum energies Variations of energy above and below the mean resisting torque line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Any point on a link connecting double slider crank chain will trace a Straight line Circle Ellipse Parabola Straight line Circle Ellipse Parabola ANSWER DOWNLOAD EXAMIANS APP