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Physics
Physics
Problem
If the current in a fixed resistor is reduced to half of its initial value, the power dissipated in the resistor becomes a)
2
P
0
2P_0
2
P
0
b)
P
0
2
\dfrac{P_0}{2}
2
P
0
c)
P
0
4
\dfrac{P_0}{4}
4
P
0
d)
4
P
0
4P_0
4
P
0
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