Q. The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r1 and r2 = External and internal radii of collar respectively)

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Q. The inertia force is equal to the accelerating force in magnitude, but opposite in direction.

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Q. Which of the following is a turning pair?

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Q. In a simple train of wheels, the velocity ratio __________ the intermediate wheels.

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Q. The two elements of a pair are said to form a higher pair, when they

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Q. The maximum fluctuation of energy is the

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Q. The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as

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Q. Which of the following is an inversion of a single slider crank chain?

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Q. A very sensitive governor will cause hunting.

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Q. In a radial cam, the follower moves

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Q. The piston slide valve is an inside admission valve.

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Q. The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration.

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Q. The uniform pressure theory gives a higher frictional torque than the uniform wear theory.

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Q. The centrifugal tension on the belt has no effect on the power transmitted.

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Q. The train value of a gear train is

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Q. The driving and driven shafts connected by a Hooke's joint will have equal speeds, if

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Q. Torsional vibrations are said to occur when the particles of a body moves

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Q. A body is said to vibrate with simple harmonic motion if its acceleration is proportional to the distance from the mean position.

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Q. For the isochronous Porter governor, the controlling force curve is a straight line passing through the origin.

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Q. The virtual or equivalent eccentric for the Meyer's expansion valve is defined as an eccentric having such a length and angle of advance that will cause cut-off to take place at the same position, as is caused by the combined effect of main eccentric and expansion eccentric.

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