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ELECTROMAGNETIC WAVES
Question #86339
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Question
What is the time-dependent part of the phase in By = (2 × 10⁻⁷) T sin(0.5×10³x + 1.5×10¹¹t)?
A. 0.5×10³x
B. 1.5×10¹¹t
C. 2 × 10⁻⁷
D. sin function
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