If some links are connected such that motion between them can take place in more than one direction, it is called...
partially constrained motion
incompletely constrained motion
completely constrained motion
successfully constrained motion
none of the given
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Automobile steering gear is an example of...
turning pair
rotary pair
higher pair
sliding pair
lower pair.
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In higher pair, the relative motion is...
combination of sliding and turning.
purely turning
purely rotary
purely surface contact
purely sliding
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The example of rolling pair is...
bolt and nut
all of the above.
lead screw of a lathe
ball bearing and roller bearing
ball and socket joint
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The purpose of a link is to...
guide other links
act as a support
all of the above
transmit motion
none of the above.
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Whitworth quick return mechanism is obtained by inversion of…
none of the given
five link mechanism
roller cam mechanism
kinematic chain
slider crank mechanism
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The Klein’s method of construction for reciprocating engine mechanism..
is based on acceleration diagram
utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine
is a simplified form of instantaneous center method
enables determination of Corioli’s component
none of the given
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The advantage of the piston valve over D-slide valve is that in the former case….
wear is less
power absorbed is less
both wear and power absorbed are low
there is overall economy of initial cost, maintenance and operation.
the pressure developed being high provides tight sealing
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Throw of a cam is the maximum distance of the follower from
root circle
inner circle.
prime circle
pitch circle
base circle
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For fluctuating loads, welsuited bearing is…
needle roller bearing
sleeve bearing.
ball bearing
thrust bearing
roller bearing
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