CBSE Class 12 Physics 2015 Delhi Set 1 Paper

Question : 1

Total: 26

SECTION - A

Define capacitor reactance. Write its S.I. units.

Solution:

It is defined as the opposition to the flow of current in ac circuits offered by a capacitor.
Alternatively:
XC‌=‌

ωC

‌=‌ S.I Unit : ohm ‌

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