Assertion : If the speed of charged particle increases both the mass as well as charge increases.
Reason : If $m_0 =$ rest mass and $m$ be mass at velocity $v$ then $m = \frac{{{m_0}}}{{\sqrt {1 - \frac{{{v^2}}}{{{c^2}}}} }}$ where $c =$ speed of light
Assertion : If the speed of charged particle increases both the mass as well as charge increases.
Reason : If $m_0 =$ rest mass and $m$ be mass at velocity $v$ then $m = \frac{{{m_0}}}{{\sqrt {1 - \frac{{{v^2}}}{{{c^2}}}} }}$ where $c =$ speed of light
- [AIIMS 2000]
- A
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- C
If the Assertion is correct but Reason is incorrect.
- D
If the Assertion is incorrect but the Reason is correct.
Similar Questions
According to Einstein's photoelectric equation, the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is
According to Einstein's photoelectric equation, the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is
- [AIPMT 1996]
If the two metals $A$ and $B$ are exposed to radiation of wavelength $350\,nm$. The work functions of metals $A$ and $B$ are $4.8\,eV$ and $2.2\,eV$. Then choose the correct option
If the two metals $A$ and $B$ are exposed to radiation of wavelength $350\,nm$. The work functions of metals $A$ and $B$ are $4.8\,eV$ and $2.2\,eV$. Then choose the correct option
- [JEE MAIN 2023]
Monochromatic light of frequency $6 \times 10^{14} \mathrm{~Hz}$ is produced by a laser. The power emitted is $2 \times 10^{-3} \mathrm{~W}$. How many photons per second on an average, are emitted by the source?
(Given $\mathrm{h}=6.63 \times 10^{-34} \mathrm{Js}$ )
Monochromatic light of frequency $6 \times 10^{14} \mathrm{~Hz}$ is produced by a laser. The power emitted is $2 \times 10^{-3} \mathrm{~W}$. How many photons per second on an average, are emitted by the source?
(Given $\mathrm{h}=6.63 \times 10^{-34} \mathrm{Js}$ )
- [JEE MAIN 2024]
In photo electric effect
$A.$ The photocurrent is proportional to the intensity of the incident radiation.
$B.$ Maximum Kinetic energy with which photoelectrons are emitted depends on the intensity of incident light.
$C.$ Max. $K.E$ with which photoelectrons are emitted depends on the frequency of incident light.
$D.$ The emission of photoelectrons require a minimum threshold intensity of incident radiation.
$E.$ Max. K.E of the photoelectrons is independent of the frequency of the incident light.
Choose the correct answer from the options given below:
In photo electric effect
$A.$ The photocurrent is proportional to the intensity of the incident radiation.
$B.$ Maximum Kinetic energy with which photoelectrons are emitted depends on the intensity of incident light.
$C.$ Max. $K.E$ with which photoelectrons are emitted depends on the frequency of incident light.
$D.$ The emission of photoelectrons require a minimum threshold intensity of incident radiation.
$E.$ Max. K.E of the photoelectrons is independent of the frequency of the incident light.
Choose the correct answer from the options given below:
- [JEE MAIN 2023]
The number of photons emitted by a $10\,watt$ bulb in $10\,second,$ if wavelength of light is $1000\,\,\mathop A\limits^o ,$ is
The number of photons emitted by a $10\,watt$ bulb in $10\,second,$ if wavelength of light is $1000\,\,\mathop A\limits^o ,$ is