Q. The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is

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Q. In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring)

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Q. The relation between the controlling force (Fc) and radius of rotation (r) for a stable spring controlled governor is

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Q. A rotary internal combustion engine has __________ cylinders.

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Q. The power transmitted by a belt is maximum when the maximum tension in the belt is __________ of centrifugal tension.

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Q. A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration is

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Q. The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve)

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Q. In a reciprocating steam engine, which of the following forms a kinematic link?

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Q. The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is

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Q. A spring controlled governor is said to be isochronous when the controlling force

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Q. In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will

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Q. The equation of motion for a vibrating system with viscous damping is , if the roots of the equation are complex conjugate, then the system will be critically damped.

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Q. The dedendum circle diameter is equal to (where φ = Pressure angle)

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Q. The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as

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Q. The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to

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Q. A point on a connecting link (excluding end points) of a double slider crank mechanism traces a

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Q. The coefficient of friction is the ratio of the limiting friction to the normal reaction between the two bodies.

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Q. A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by

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Q. When the connection between the elements forming a pair is such that the constrained motion is not completed by itself, but by some other means, the motion is said to be a completely constrained motion,

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Q. In gears, interference takes place when

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