Electrostatics Question 141

Question: If a dielectric substance is introduced between the plates of a charged air-gap capacitor. The energy of the capacitor will [MP PMT 2004]

Options:

A) Increase

B) Decrease

C) Remain unchanged

D) First decrease and then increase

Show Answer

Answer:

Correct Answer: B

Solution:

$ U=\frac{Q^{2}}{2C}; $ in given case C increases so U will decrease.



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक