EasyJEE PYQs
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A parallel-plate capacitor of capacitance 40μF is connected to a 100 V power supply. Now the intermediate space between the plates is filled with a dielectric material of dielectric constant K = 2. Due to the introduction of dielectric, the extra charge and the change in the energy in the capacitor, respectively, are -
A
2 mC and 0.2 J
B
8 mC and 2.0 J
C
4 mC and 0.2 J
D
2 mC and 0.4 J
Explanation
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