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DISHA-ELECTROMAGNETIC WAVES-PHYSICS
- The ratio of amplitude of magnetic field to the amplitude of electric ...
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- A plane electromagnetic wave is incident on a material surface. The wa...
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- The decreasing order of wavelength of infrared, microwave, ultraviolet...
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- Which radiation in sunlight causes heating effect?
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- The speed of electromagnetic wave in vacuum depends upon the source of...
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- The displacement current is
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- Electromagnetic radiation of highest frequency is
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- A point source of electromagnetic radiation has an average power outpu...
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- Frequency of a wave is 6 xx 10^(15) Hz. The wave is
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- The electromagnetic waves do not transport
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- Which of the following statement is false for the properties of electr...
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- Which of the following electromagnetic waves has minimum frequency ?
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- The wave impedance of free space is
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- A plane electromagnetic wave in a non-magnetic dielectric medium is gi...
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- We consider the radition emitted by the human body which of the follow...
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- In a plane electromagnetic wave propagating in space has an electric f...
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- Out of the following options which one can be used produce a propagati...
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- Which of the following is used to produce radio waves of constant ampl...
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- In an electromagnetic wave
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- If c is the speed of electromagnetic waves in vacuum, its speed in a m...
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