Multiple Choice
In the circuit shown in the figure, the resistor has a variable resistance. As is decreased, what happens to the currents?
A) decreases and increases.
B) increases and decreases.
C) decreases and decreases.
D) remains unchanged and increases.
E) increases and increases.
Correct Answer:

Verified
Correct Answer:
Verified
Q25: Identical ideal batteries are connected in
Q26: A <span class="ql-formula" data-value="60.0 -
Q27: The mutual inductance between two coils is
Q28: A <span class="ql-formula" data-value="120 -
Q29: A galvanometer with a coil resistance
Q31: The power factor of an ac
Q32: Inductors cannot store energy because they cannot
Q33: As shown in the figure, a
Q34: A circular conducting loop with a
Q35: A flat rectangular coil with dimensions