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Automotive Electrical and Electronic Systems Classroom Manual Fifth Edition Update by John F. Kershaw

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Electrical Fundamentals 51

17. Which of the following causes voltage drop

in a circuit?

a. Increase in wire size

b. Increase in resistance

c. Increase in insulation

d. Decrease in current

18. Where E volts, I amperes, and

R resistance, Ohm’s Law is written as

which of these formulas:

a. I E R

b. E I R

c. R E I

d. E 12 R

19. In a closed circuit with a capacitor, current

will continue to flow until the voltage charge

across the capacitor plates becomes which

of these:

a. Less than the source voltage

b. Equal to the source voltage

c. Greater than the source voltage

d. Equal to the resistance of the plates

20. Capacitors are also called which of these

items:

a. Diodes

b. Resistors

c. Condensers

d. Dielectrics

21. Capacitors are rated in

a. Microcoulombs

b. Megawatts

c. Microfarads

d. Milliohms

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