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Direction: Read the following questions carefully and encircle the letter that
corresponds to the question.
1.if the resistance of a circuit were tripled, then the current through the
circuit would be
a. one-third as much
b. three times as much
c. unchanged
d. nonsense! There would be no way to make such a
prediction.
2. Which of the following will cause the current through an electrical
circuit to decrease? Choose all that apply.
a. decreases the voltage
b. decreases the resistance
c. increases the voltage
d. increases the resistance
3. If the voltage across a circuit is quadrupled, then the current through
the circuit would be
a. one-fourth as much
b. four times as much
c. unchanged
d. nonsense! There would be no way to make such a prediction.
4. fight that is powered by 3 Vofts and uses a bulb with a resistance of
60 Q will have a current of _Amps.
0.05
0.04z
0.03
0.02​