E = A sin (500x - wt) where A = 50 and w...

`E = A sin (500x - wt)` where `A = 50` and `w = 10^11`, c = speed of light then velocity of EM wave.

`3/2 c`

`2/3 c`

`c`

`c/2`

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-PHYSICS SECTION B

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