Which scientist first time produced electromagnetic waves in laboratory?
Which scientist first time produced electromagnetic waves in laboratory?
Similar Questions
The amplitude of magnetic field in an electromagnetic wave propagating along $y$-axis is $6.0 \times 10^{-7}\,T$. The maximum value of electric field in the electromagnetic wave is:
The amplitude of magnetic field in an electromagnetic wave propagating along $y$-axis is $6.0 \times 10^{-7}\,T$. The maximum value of electric field in the electromagnetic wave is:
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The mean intensity of radiation on the surface of the Sun is about $10^{8}\,W/m^2.$ The $rms$ value of the corresponding magnetic field is closet to
The mean intensity of radiation on the surface of the Sun is about $10^{8}\,W/m^2.$ The $rms$ value of the corresponding magnetic field is closet to
- [JEE MAIN 2019]
Which of the following statement is true for displacement current
Which of the following statement is true for displacement current
In a plane electromagnetic wave travelling in free space, the electric field component oscillates sinusoidally at a frequency of $2.0 \times 10^{10}\,Hz$ and amplitude $48\,Vm ^{-1}$. Then the amplitude of oscillating magnetic field is : (Speed of light in free space $=3 \times 10^8\,m s ^{-1}$)
In a plane electromagnetic wave travelling in free space, the electric field component oscillates sinusoidally at a frequency of $2.0 \times 10^{10}\,Hz$ and amplitude $48\,Vm ^{-1}$. Then the amplitude of oscillating magnetic field is : (Speed of light in free space $=3 \times 10^8\,m s ^{-1}$)
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What is force exerted on surface having area of $10\, cm^2$ due to radiation of Sun ?
What is force exerted on surface having area of $10\, cm^2$ due to radiation of Sun ?