The Figure Shows the Time Variation of the Magnitude of the Electric

question 39

Multiple Choice

The figure shows the time variation of the magnitude of the electric field of an electromagnetic wave produced by a wire antenna.
-What is the magnitude of the magnetic field at t = 6.67 × 10^-10 s?

• A)1.7 × 10^-8 T
• B)2.3 × 10^-8 T
• C)2.9 × 10^-8 T
• D)3.3 × 10^-8 T
• E)zero tesla

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