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BITSAT 2020
MCQ (Single Correct Answer)
+3
-1
The magnetic field of a beam emerging from a fitter facing a flood light is given by
B = 10 $$\times$$ 10$$-$$8 sin(1 $$\times$$ 107z $$-$$ 3.6 $$\times$$ 1015t)T. The average intensity of the beam is
Questions Asked from Electromagnetic Waves (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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