If microwaves,$X$ rays,infrared,gamma rays,ultraviolet,radio waves and visible parts of the electromagnetic spectrum are denoted by $M, X, I, G, U, R$ and $V$ respectively,then which of the following is the arrangement in ascending order of wavelength?
- A$G, X, U, V, I, M, R$
- B$M, R, V, X, U, G, I$
- C$R, M, I, V, U, X, G$
- D$I, M, R, U, V, X, G$
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Match the List-$I$ (Phenomenon associated with electromagnetic radiation) with List-$II$ (Part of electromagnetic spectrum) and select the correct code from the choices given below:
List-$I$ List-$II$ $I$. Doublet of sodium $A$. Visible radiation $II$. Wavelength corresponding to temperature associated with the isotropic radiation filling all space $B$. Microwave $III$. Wavelength emitted by atomic hydrogen in interstellar space $C$. Short radio wave $IV$. Wavelength of radiation arising from two close energy levels in hydrogen (Lamb shift) $D$. $X$-rays
| List-$I$ | List-$II$ |
| $I$. Doublet of sodium | $A$. Visible radiation |
| $II$. Wavelength corresponding to temperature associated with the isotropic radiation filling all space | $B$. Microwave |
| $III$. Wavelength emitted by atomic hydrogen in interstellar space | $C$. Short radio wave |
| $IV$. Wavelength of radiation arising from two close energy levels in hydrogen (Lamb shift) | $D$. $X$-rays |
The correct order of electromagnetic waves with increasing frequency is
The waves used in telecommunication are
Easy
View SolutionMatch List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Microwaves $I$. Physiotherapy $B$. $UV$ rays $II$. Treatment of cancer $C$. Infra-red rays $III$. Lasik eye surgery $D$. $X$-rays $IV$. Aircraft navigation
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Microwaves | $I$. Physiotherapy |
| $B$. $UV$ rays | $II$. Treatment of cancer |
| $C$. Infra-red rays | $III$. Lasik eye surgery |
| $D$. $X$-rays | $IV$. Aircraft navigation |
Choose the correct answer from the options given below:
Which of the following waves is used in a speed gun to measure the speed of a ball in a cricket match?
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