MCQ
If current flowing through shell of previous objective is equal to i, then energy density at a point distance 2R from axis of the shell varies according to the graph
- A

- ✓

- C

- D







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$(A)$ a permanent magnet
$(B)$ an electric field changing linearly with time
$(C)$ direct current
$(D)$ a decelerating charge particle
$(E)$ an antenna fed with a digital signal
Choose the correct answer from the options given below:
