Engineering, Control Systems. Test 60

On a centre lathe when must turning between centres be employed?

When turning a long work piece.
When taking large roughing cuts.
When turning a long taper with the tailstock offset.
When a fine finish is required.

This automatic control system shows one temperature controller steering two valve motors (fitted in different process components) by using different working ranges. This is called _____ control.

split range.
feedback.
separated range.
diverted.

What is the purpose of the clapper box on a shaping machine?

To adjust tool position.
To relieve the tool cutting edge on the return stroke.
To securely hold the tool.
To angle tool position.

Why are there several tool positions on a centre lathe tool post?

For use when thread cutting.
To carry out more than one operation at a time.
To provide a fresh tool when one wears.
To accommodate different tools for different jobs.

Upon what is the movement of the rudder dependant, when a helm order is given ?

On the adjustment of the feedback rod connection 'Y'.
On the hydraulic pressure setting of the valves 'PR'.
On the distance the command rod 'C' moves point 'X'.
On the spring tension of spring 'S'.

Review Answers

Engineering, Control Systems. Test 60

Engineering, Control Systems. Test 60

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