JEE MAIN - Physics (2021 - 20th July Evening Shift - No. 6)
In an electromagnetic wave the electric field vector and magnetic field vector are given as $$\overrightarrow E = {E_0}\widehat i$$ and $$\overrightarrow B = {B_0}\widehat k$$ respectively. The direction of propagation of electromagnetic wave is along :
$$\left( {\widehat k} \right)$$
$$\widehat j$$
$$\left( { - \widehat k} \right)$$
$$\left( { - \widehat j} \right)$$
Explanation
Direction of propagation = $$\overrightarrow E \times \overrightarrow B = \widehat i \times \widehat k = - \widehat j$$
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