The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as Rolling pair Spherical pair Sliding pair Turning pair TRUE ANSWER : ? YOUR ANSWER : ?
The maximum fluctuation of energy is the Sum of the maximum and minimum energies Ratio of the mean resisting torque to the work-done per cycle Variations of energy above and below the mean resisting torque line Difference between the maximum and minimum energies TRUE ANSWER : ? YOUR ANSWER : ?
An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has 5 links 4 links 3 links 2 links TRUE ANSWER : ? YOUR ANSWER : ?
The power from the engine to the rear axle of an automobile is transmitted by means of Worm and worm wheel Spur gears Bevel gears Hooke's joint TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following has sliding motion? Cross-head Connecting rod Crank Crank pin TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following governor is used to drive a gramophone? Watt governor Porter governor Hartnell governor Pickering governor TRUE ANSWER : ? YOUR ANSWER : ?
An automobile steering gear is an example of Higher pair Rolling pair Sliding pair Lower pair TRUE ANSWER : ? YOUR ANSWER : ?
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) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ r₂) sinθ ω (r₁ + r₂) cosθ cosec2θ TRUE ANSWER : ? YOUR ANSWER : ?
A disc is a spinning with an angular velocity ω rad/s about the axis of spin. The couple applied to the disc causing precession will be (where I = Mass moment of inertia of the disc, and ωP = Angular velocity of precession of the axis of spin) (1/2). I ω ωP (1/2).Iω² Iω² I ω ωP TRUE ANSWER : ? YOUR ANSWER : ?
A reed type tachometer use the principle of Torsional vibration Longitudinal vibration Damped free vibration Transverse vibration TRUE ANSWER : ? YOUR ANSWER : ?