Velocity of electromagnetic waves in vacuum is given by:
Answer & explanation
Correct answer: option 4
The velocity of electromagnetic waves in free space (vacuum) is given by c = $\frac{1}{\sqrt{\mu_0 \varepsilon_0}}=3 \times 10^8 ms^{-1}$
Velocity of electromagnetic waves in vacuum is given by:
Correct answer: option 4
The velocity of electromagnetic waves in free space (vacuum) is given by c = $\frac{1}{\sqrt{\mu_0 \varepsilon_0}}=3 \times 10^8 ms^{-1}$