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If a Variable Voltage Source Is Set to 12 Volts

Question 29

Multiple Choice

If a variable voltage source is set to 12 volts. To what voltage must it be adjusted to decrease the circuit current by 25%?

A) Increase it to 16 volts
B) Decrease it to 9 volts.
C) Increase it to 20 volts
D) Decrease it to 6 volts.

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