There are six gears A, B, C, D, E and F in a compound train. The numbers of teeth in the gears are 20, 60, 30, 80, 25 and 75 respectively. The ratio of angular speeds of the driven (F) to the driver (A) of the drive is 12 1/8 4/15 1/24 TRUE ANSWER : ? YOUR ANSWER : ?
Klein's construction gives a graphic construction for Velocity polygon Four bar chain mechanism Acceleration polygon Slider-crank mechanism TRUE ANSWER : ? YOUR ANSWER : ?
The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) cotα = c/2b tanα = c/2b cosα = c/b sinα = b/c TRUE ANSWER : ? YOUR ANSWER : ?
At the nodal point in a shaft, the amplitude for torsional vibration will be Infinity Zero Minimum Maximum TRUE ANSWER : ? YOUR ANSWER : ?
Tangential acceleration direction is Perpendicular to angular velocity Along the angular velocity May be any one of these Opposite to angular velocity TRUE ANSWER : ? YOUR ANSWER : ?
When a slider moves on a fixed link having curved surface, their instantaneous centre lies On their point of contact At the centre of circle At the pin joint At the centre of curvature TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts? Kinetics Mechanisms Applied mechanics Theory of machines TRUE ANSWER : ? YOUR ANSWER : ?
If the pressure angle is __________, a reciprocating follower will jam in its bearings. Small Too large Large Too small TRUE ANSWER : ? YOUR ANSWER : ?
The Coriolis component of acceleration depends upon Velocity of slider None of these Both (A) and (B) Angular velocity of the link TRUE ANSWER : ? YOUR ANSWER : ?
The tendency of a body to resist change from rest or motion is known as Mass Resisting force Friction Inertia TRUE ANSWER : ? YOUR ANSWER : ?