Match the List-$I$ with List-$II$:
List-$I$ List-$II$ $A$. Microwaves $I$. Radioactive decay of the nucleus $B$. Gamma rays $II$. Rapid acceleration and deceleration of electrons in aerials $C$. Radio waves $III$. Inner shell electrons $D$. $X$-rays $IV$. Klystron valve
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Microwaves | $I$. Radioactive decay of the nucleus |
| $B$. Gamma rays | $II$. Rapid acceleration and deceleration of electrons in aerials |
| $C$. Radio waves | $III$. Inner shell electrons |
| $D$. $X$-rays | $IV$. Klystron valve |
Choose the correct answer from the options given below:
- A$A-I, B-II, C-III, D-IV$
- B$A-IV, B-I, C-II, D-III$
- C$A-I, B-III, C-IV, D-II$
- D$A-IV, B-III, C-II, D-I$
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Similar Questions
An electromagnetic radiation has an energy of $14.4 \text{ keV}$. To which region of the electromagnetic spectrum does it belong?
The number of wavelengths in the visible spectrum is:
Easy
View SolutionMatch List-$I$ (Wavelength range of electromagnetic spectrum) with List-$II$ (Method of production of these waves) and select the correct option from the options given below the lists:
List-$I$ List-$II$ $(1)$ $700\, nm$ to $1\, mm$ $(i)$ Vibration of atoms and molecules $(2)$ $1\, nm$ to $400\, nm$ $(ii)$ Inner shell electrons in atoms moving from one energy level to a lower level $(3)$ $< 10^{-3}\, nm$ $(iii)$ Radioactive decay of the nucleus $(4)$ $1\, mm$ to $0.1\, m$ $(iv)$ Magnetron valve
| List-$I$ | List-$II$ |
| $(1)$ $700\, nm$ to $1\, mm$ | $(i)$ Vibration of atoms and molecules |
| $(2)$ $1\, nm$ to $400\, nm$ | $(ii)$ Inner shell electrons in atoms moving from one energy level to a lower level |
| $(3)$ $< 10^{-3}\, nm$ | $(iii)$ Radioactive decay of the nucleus |
| $(4)$ $1\, mm$ to $0.1\, m$ | $(iv)$ Magnetron valve |
If $\lambda_v$,$\lambda_x$,and $\lambda_m$ are the wavelengths of visible light,$X$-rays,and microwaves respectively,then which of the following is correct?
Medium
View Solution$(i)$ The wavelength of microwaves is greater than that of $UV$-rays.
$(ii)$ The wavelength of $IR$ rays is less than that of $UV$-rays.
$(iii)$ The wavelength of microwaves is lesser than that of $IR$ rays.
$(iv)$ Gamma rays have the shortest wavelength in the electromagnetic spectrum.
Of the above statements:
$(ii)$ The wavelength of $IR$ rays is less than that of $UV$-rays.
$(iii)$ The wavelength of microwaves is lesser than that of $IR$ rays.
$(iv)$ Gamma rays have the shortest wavelength in the electromagnetic spectrum.
Of the above statements:
Medium
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