AP EAPCET 17th May 2023 Shift 1 Solved Paper
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Question : 114 of 160
Marks:
+1,
-0
The electric field in NC − 1 of an electromagnetic wave is E = 36 √ π Sin ( ω t − kx ) . The average energy density of the electromagnetic wave due to the electric field is
(
= 9 × 10 9 Nm 2 C − 2 )
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