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Theory of Machine

Theory of Machine
Rectilinear motion of piston is converted into rotary by

Gudgeon pin
Slider crank
Cross head
Connecting rod

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Theory of Machine
A slider crank chain consists of following numbers of turning and sliding pairs

2, 2
1, 3
4, 0
3, 1

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Theory of Machine
Which one of the following can completely balance several masses revolving in different planes on a shaft?

Two equal masses in any two planes
A single mass in different planes
A single mass in one of the planes of the revolving masses
Two masses in any two planes

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Theory of Machine
The Coriolis component of acceleration is taken into account for

Slider crank mechanism
Four bar chain mechanism
All of these
Quick return motion mechanism

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

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Theory of Machine
With single Hooke's joint it is possible to connect two shafts, the axes of which have an angular misalignment up to

20°
10°
40°
30°

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