The oscillating magnetic field in a plane electromagnetic wave is given as By = (8 × 10-6) sin [2 × 1011t+ 300πx] T, wavelength of the em wave is
A. 0.80 cm
B. 1 × 103m
C. 2 × 10-2cm
D. 0.67 cm
Answer:A
The oscillating magnetic field in a plane electromagnetic wave is given as By = (8 × 10-6) sin [2 × 1011t+ 300πx] T, wavelength of the em wave is
A. 0.80 cm B. 1 × 103m C. 2 × 10-2cm D. 0.67 cm