AIPMT PRELIMS2011Physics-Electrostatics
AIPMT PRELIMS 2011 Physics Capacitance MCQ Question
Type: MCQ-conceptual-Medium-Class 12
A parallel plate condenser has an electric field E (V/m) in the space between the plates. If the distance between the plates is d (m) and area of each plate is A (m²) the energy (joules) stored in the condenser is
A
½ε₀E²Ad
B
E²Ad/ε₀
C
½ε₀E²
D
ε₀EAd
Correct Answer
Option A
Detailed Explanation
Direct formula: (energy density = ½ε₀E²) × volume
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