Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
JEE Main & Advanced
Physics
Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
Question Bank
Kirchhoffs Law Cells
question_answer
Consider four circuits shown in the figure below. In which circuit power dissipated is greatest (Neglect the internal resistance of the power supply) [Orissa JEE 2002]
A)
B)
C)
D)
Correct Answer:
A
Solution :
\[P=\frac{{{V}^{2}}}{{{R}_{eq}}};\] for P to be maximum \[{{R}_{eq}}\] should be less. Hence option is correct.