Physics · Electromagnetic Waves
A parallel plate capacitor with circular plates of radius 1 m has a capacitance of 1 nF. At t = 0, it is connected for charging in series with a resistor R = 1 MΩ across a 2 V battery. The electric field at a point P, halfway between the centre and the periphery of the plates, after t = 10-3 s is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 145.42 V/m✓
- 2454.24 V/m
- 30.45 V/m
- 44.54 V/m
Correct answer
45.42 V/m
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