What could be the electric field strength in an $E M$ wave, when magnetic field is $60 μ T$ ?

N / L

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K V / m

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K V / m

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180

V / m

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Solution

The correct option is C 18 $K V / m$
$E_{o} = C B_{o} = 3 \times 10^{8} \times 60 \times 10^{- 6}$
$= 18 \times 10^{9} \times 10^{- 6} = 18 \times 10^{3} V/m$
= $18 kV/m$

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What could be the electric field strength in an EM wave, when magnetic field is 60 μT?

The correct option is C 18 KV/m Eo=CBo=3×108×60×10−6 =18×109×10−6=18×103 V/m = 18 kV/m

What could be the electric field strength in an $E M$ wave, when magnetic field is $60 μ T$ ?

The correct option is C 18 $K V / m$
$E_{o} = C B_{o} = 3 \times 10^{8} \times 60 \times 10^{- 6}$
$= 18 \times 10^{9} \times 10^{- 6} = 18 \times 10^{3} V/m$
= $18 kV/m$