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

question 6

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 electric field at t = 3.34 × 10^-10 s?

• A)2.0 N/C
• B)5.0 N/C
• C)7.1 N/C
• D)10.0 N/C
• E)zero N/C