The pair is known as a higher pair, when the relative motion between the elements of a pair is Partly turning and partly sliding Rolling only Sliding only Turning only TRUE ANSWER : ? YOUR ANSWER : ?
In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to Minimize the effect of primary forces Have perfect balancing Minimize the effect of secondary forces To start the locomotive quickly TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as Damping coefficient Damping factor Logarithmic decrement Magnification factor TRUE ANSWER : ? YOUR ANSWER : ?
In order to balance the reciprocating masses, Primary forces and couples must be balanced Secondary forces and couples must be balanced None of these Both (A) and (B) TRUE ANSWER : ? YOUR ANSWER : ?
The frictional torque transmitted by a cone clutch is same as that of Flat collar bearing Flat pivot bearing Conical pivot bearing Truncated conical pivot bearing TRUE ANSWER : ? YOUR ANSWER : ?
The purpose of a link is to Transmit motion Act as a support Guide other links All of these TRUE ANSWER : ? YOUR ANSWER : ?
The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) 2π qI 2π. √(q/I) 1/2π (1/2π). √(q/I) TRUE ANSWER : ? YOUR ANSWER : ?
A point on a link connecting double slider crank chain traces a Hyperbola Ellipse Circle Parabola TRUE ANSWER : ? YOUR ANSWER : ?
The length of a simple pendulum which gives the same frequency as the compound pendulum, is (kG² + l₁²)/ l₁ kG² + l₁ (kG + l₁²)/ l₁ kG + l₁ TRUE ANSWER : ? YOUR ANSWER : ?
Angular acceleration of a link can be determined by dividing the Tangential component of acceleration with length of link Resultant acceleration with length of link Centripetal component of acceleration with length of link All of these TRUE ANSWER : ? YOUR ANSWER : ?