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Theory of Machine

Theory of Machine
When a ship travels in a sea, which of the effect is more dangerous

Rolling
All of these
Pitching
Steering

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Theory of Machine
The sensitiveness of the governor _____ as the speed range decreases.

Remains unaffected
Increases
None of the listed here
Decreases

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Theory of Machine
If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach

180°
0°
360°
90°

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Theory of Machine
Klein's construction can be used to determine acceleration of various parts when the crank is at

Outer dead centre
Inner dead centre
Right angles to the link of the stroke
All of the listed here

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Theory of Machine
In a steam engine, the link constitutes a

Connecting rod with big and small end brasses, caps and bolts
Piston, piston rod and cross-head
All of these
Crank pin, crankshaft and flywheel

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Theory of Machine
The advantage of the piston valve over the slide valve is that in the former case

Both wear and power absorbed are low
Wear is less
Power absorbed is less
The pressure developed being high provides tight sealing

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