A 15-degree angle is being cut on a valve seat. What is this type of cut called and what happens to the seat?
What will be an ideal response?
It is called topping. The seat gets narrower away from the margin.
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Sound speed in air is approximately
A) 1,000 ft/s. B) 100 ft/s. C) 10 ft/s. D) 1,100 ft/s. E) 500 ft/s.
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?Which valve would most often have a hardened tip? A. Intake B. Exhaust
What will be an ideal response?
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What is the purpose of a blade guide?
What will be an ideal response?
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High resistance in a circuit can cause ________
A) Clicking of relays or solenoids B) Dim lights C) Slow motor operation D) Any of the above
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