A radio wave has a maximum magnetic field of $10^{- 4} T$ on arriving at a receiving antenna. The maximum electric field intensity of such a wave is

3 × 10⁴ Vm⁻¹

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5.8 × 10⁻⁹ Vm⁻¹

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3.3 × 10⁻¹³ Vm⁻¹

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zero

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Solution

The correct option is A
3 × 10⁴ Vm⁻¹

Maximum electric field $E_{0} = B_{0} \times c = 10^{- 4} \times 3 \times 10^{8} = 3 \times 10^{4} V m^{- 1}$

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A radio wave has a maximum magnetic field of 10−4T on arriving at a receiving antenna. The maximum electric field intensity of such a wave is

The correct option is A 3 × 104 Vm−1 Maximum electric field E0=B0×c=10−4×3×108=3×104 Vm−1

A radio wave has a maximum magnetic field of $10^{- 4} T$ on arriving at a receiving antenna. The maximum electric field intensity of such a wave is

The correct option is A
3 × 10⁴ Vm⁻¹

Maximum electric field $E_{0} = B_{0} \times c = 10^{- 4} \times 3 \times 10^{8} = 3 \times 10^{4} V m^{- 1}$