Home
Class 12
PHYSICS
Define electron volt. Express it value i...

Define electron volt. Express it value in joule.

Text Solution

Verified by Experts

It is the kinetic energy gained by an electron when it is accelerated through a potential difference of 1 volt.
`1 eV = 1.6 xx 10^(-19) J`
`1 MeV = 1.6 xx 10^(-13) J`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    FULL MARKS|Exercise ADDITIONAL QUESTIONS -( LONG ANSWER QUESTIONS )|7 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    FULL MARKS|Exercise ADDITIONAL QUESTIONS -( ADDITIONAL NUMERICAL PROBLEMS : )|10 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    FULL MARKS|Exercise ADDITIONAL QUESTIONS -(MULTIPLE CHOICE QUESTIONS )|61 Videos

  • CURRENT ELECTRICITY

    FULL MARKS|Exercise Additional Questions Solved (Numerical Problems)|6 Videos

  • ELECTROSTATICS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED ( VII. NUMERICAL PROBLEMS )|5 Videos

Similar Questions

Explore conceptually related problems

Define electron affinity .

Define Electron affinity.

Knowledge Check

  • Electron volt is a unit of

    A
    energy
    B
    potential
    C
    current
    D
    charge

  • 1 electron volt is equivalent to

    A
    `10^(-7)J`
    B
    `1.6xx10^(-19)J`
    C
    4.186J
    D
    `3.6xx10^(-6)J`

  • Express 1 BeV in joule ________ .

    A
    `1.6xx10^(10)J`
    B
    `1.6xx10^(-9)J`
    C
    `1.6xx10^(-10)J`
    D
    None of these

    • Similar Questions

    Explore conceptually related problems

    Define 'electron affinity'.

    What is joule ?

    Electron volt (eV) is a unit of

    A proton und un electron move between two ports having a potential difference V. a. Which gains more energy b. Define electron volt. c. How is 1e V and 1 MeV related to joule? d. Write the dimensional formula of electrostatic potential.

    Electron affinity is expressed in

    Home
    Profile