Which of the following statements about an escape ramp is false?

A. It may be made of soft gravel.
B. It may turn uphill.
C. It is of no use if you are traveling too fast.
D. It may be located a few miles from the top of a downgrade.


Answer: C. It is of no use if you are traveling too fast.

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The speed of a star-delta, squirrel cage induction motor depends on the number of poles of the motor and the supply line ____.

a. resistance b. capacitance c. frequency d. temperature

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Mark up is:

A. The difference between the sale price and the part cost B. The difference between gross profit and the sale price C. The difference between the gross profit and the part cost D. (Sale price + gross profit) / part cost

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In X Window terminology, what is the Window Manager?

What will be an ideal response?

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To use a fan curve, you need to know:

A) The required CFM and the static pressure the fan must operate against. B) The RPM and tip speed. C) The horsepower and efficiency. D) The CFM and the RPM.

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