Force motors are controlled by the computer by ________
A) Increasing/ decreasing current
B) PWM
C) Changing resistance to the circuit
D) Increasing/ decreasing voltage
B
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Explain the process of upset welding, and the difference between upset welding and flash welding.
What will be an ideal response?
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There are ____ soil capability classes
a. six b. seven c. eight d. nine
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A ____________________ is equal to one billionth of a gram
Fill in the blank(s) with correct word
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Define power.
What will be an ideal response?
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