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Theory of Machine

Theory of Machine
Davis steering gear consists of

Sliding pairs
Rolling pairs
Higher pairs
Turning pairs

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Theory of Machine
In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by

ω sinθ/(n² - sin²θ)1/2
ω cosθ/(n² - sin²θ)1/2
ω sinθ/(n² - cos²θ)1/2
ω cosθ/(n² - cos²θ)1/2

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Theory of Machine
Length of arc of contact is given by

Arc of approach + Arc of recess
Arc of approach - Arc of recess
Arc of approach × Arc of recess
Arc of approach / Arc of recess

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Theory of Machine
Klein's construction is useful to determine

Acceleration of various parts
Angular acceleration of various parts
Velocity of various parts
Displacement of various parts

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Theory of Machine
Hart mechanism has

Four links
Twelve links
Eight links
Six links

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Theory of Machine
A cam mechanism imparts following motion

Rotating
Reciprocating
Oscillating
All of these

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MORE MCQ ON Theory of Machine

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