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Theory of Machine

Theory of Machine
An automobile steering gear is an example of

Rolling pair
Higher pair
Lower pair
Sliding pair

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Theory of Machine
Relationship between the number of links (L) and number of pairs (P) is

P = 2L + 2
P = 2L - 2
P = 2L + 4
P = 2L - 4

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Theory of Machine
The pair is known as a higher pair, when the relative motion between the elements of a pair is

Rolling only
Turning only
Partly turning and partly sliding
Sliding only

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Theory of Machine
An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called

Pitch circle
Dedendum circle
Clearance circle
Addendum circle

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Theory of Machine
The Klein's diagram is used when

Crank has uniform angular acceleration
Crank has nonuniform angular velocity
Crank has uniform angular velocity
Crank has nonuniform angular acceleration

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Theory of Machine
The values of velocity and acceleration of piston at near dead center for a slider-crank mechanism will be

0, 0
0, and less than coV
cor, 0
0, and more than co2r

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