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प्रश्न
Answer the following question.
Define the term "Intensity" in the photon picture of electromagnetic radiation.
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उत्तर
The intensity I, is defined as the total amount of energy falling on a given surface/Region per unit time 't' and per unit area 'A'.
If the total energy emitted = `nhv`
Then, `I = "nhv"/"At"`.
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संबंधित प्रश्न
The magnetic moment of a magnet of dimensions 5 cm × 2.5 cm × 1.25 cm is 3 Am2. Calculate the intensity of magnetization.
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(c) Magnetising field intensity H and intensity of magnetisation I
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The magnetic field B and the magnetic intensity H in a material are found to be 1.6 T and 1000 A m−1, respectively. Calculate the relative permeability µr and the susceptibility χ of the material.
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SI Unit of Magnetization is ____________.
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State unit and dimensions of Magnetic susceptibility.
