Name three of the four characteristics used in rating DC motors.

What will be an ideal response?


DC motors are rated by their voltage, current, speed, and horsepower output.

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Elevation changes in the land prior to rough grading are usually depicted by ____________________ contour lines, while ____________________ lines present the finish grade.

Fill in the blank(s) with the appropriate word(s).

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Which of the following operating conditions is more likely to cause a diesel engine, catalytic converter to plug?

A. light load, cold temperature operation B. high load, lugdown C. light load, rated speed operation D. high load, operation in torque rise

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Even in a detailed drawing of a bevel gear, simplified representations are used, so in the circular view, the outside diameter and the root diameter are shown as centerlines, and the pitch diameter is shown as a phantom line.

Answer the following statement true (T) or false (F)

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A good reading for a cylinder leakage test would be ________

A) All cylinders above 70% leakage and within 7% of each other B) Within 20% leakage between cylinders C) All cylinders below 20% leakage D) All cylinders above 20% leakage

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