Pitch point on a cam is...
the point on cam pitch curve having the maximum pressure angle any point on pitch circle.
the point on cam pitch curve having the minimum pressure angle.
any point on pitch curve.
none of the above.
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For fluctuating loads, welsuited bearing is…
needle roller bearing
ball bearing
roller bearing
thrust bearing
sleeve bearing.
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The moment on the pulley which produces rotation is called….
moment of momentum
torque.
momentum
inertia
work
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The tendency of a body to resist change from rest or motion is known as...
resisting force
friction
resisting torque.
inertia
mass
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It is required to connect two parallel shafts, the distance between whose axes is small and variable. The shafts are coupled by…
universal joint
flexible coupling
knuckle joint
Oldham’s coupling
electromagnetic coupling.
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To transmit power from one rotating shaft to another whose axes are neither parallel nor intersecting, use…
spiral gear
worm gear
bevel gear
crown gear.
spur gear
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Sense of tangential acceleration of a link...
none of the given.
could be either same or opposite to velocity
is perpendicular to that of velocity
is opposite to that of velocity
is same as that of velocity
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Rectangular bar in a rectangular hole is the following type of pair...
freely constrained motion
none of the given
completely constrained motion
incompletely constrained motion
partially constrained motion
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Kinematic pairs are those which have two elements that....
are held together
permit relative motion
have surface contact
have line contact
have dynamic forces.
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In elliptical trammels….
one pair turning and three pairs sliding
all four pairs sliding.
all four pairs are turning
three pairs turning and one pair sliding
two pairs turning and two pairs sliding
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