What is the time-dependent part of the phase in By = (2 × 10⁻⁷) T sin(0.5×10³x + 1.5×10¹¹t)? - ELECTROMAGNETIC WAVES Quiz | GKFix.in

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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