AIPMT PRELIMS2008Physics-Current Electricity
AIPMT PRELIMS 2008 Physics Power in Resistors MCQ Question
Type: MCQ-numerical-Medium-Class 12
A current of 3 amp. flows through the 2Ω resistor shown in the circuit. The power dissipated in the 5Ω resistor is -
A
1 watt
B
5 watt
C
4 watt
D
2 watt
Correct Answer
Option B
Detailed Explanation
The power dissipated in a resistor is given by P = I²R. Using the current through the 5Ω resistor, the power is calculated as 5 watts.
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