Home
Class 12
PHYSICS
An electron is accelerated in an electri...

An electron is accelerated in an electric field of `40V cm^(-1)`. If `e//m` of electron is `1.76 xx10^(11) Ckg^(-1)` , then its acceleration is

A

`14.0xx10^(14)ms^(-2)`

B

`14.0xx10^(10)ms^(-2)`

C

`7.0xx10^(10)ms^(-2)`

D

`7.04xx10^(14)ms^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`a=( E e)/(m)`
Promotional Banner

Topper's Solved these Questions

  • ATOMS

    NARAYNA|Exercise EXERCISE -1 (C.W) ALPHARAY SCATTERING|3 Videos

  • ATOMS

    NARAYNA|Exercise EXERCISE -1 (C.W) BOHR.S MODEL OF ATOM|8 Videos

  • ATOMS

    NARAYNA|Exercise C.U.Q|14 Videos

  • ATOMIC PHYSICS

    NARAYNA|Exercise LEVEL-II (H.W)|14 Videos

  • CAPACITANCE

    NARAYNA|Exercise Previous IIT-JEE|16 Videos

Similar Questions

Explore conceptually related problems

An electron is accelerated through a potential difference of 200 volts. If e//m for the electron be 1.6 xx 10^(11) coulomb/kg, the velocity acquired by the electron will be

Maximum velocity of photoelectron emitted is 4.8 ms^(-1) . If e/m ratio of electron is 1.76xx10^(11)Ckg^(-1) , then stopping potential is given by

If the electronic charge e=1.6xx10^(-19)C and the specific charge e/m off electron is 1.76xx10^(11)C(kg)^(-1) then calculate the mass m of the electron.

An electron enters an electric field of width 40 mu m with a speed of 6xx10^(3)m//s and takes 6ns to cross it. Find its acceleration and velocity just after it exists the field.

An electron moves along a circular path of radius 10 cm. If the centripetal acceleration is 4xx10^(11) m//s^(2) , then its linear speed is

The de Broglie wavelength of an electron accelerated by an electric field of V volt is given by:

What is the drift velocity for the electrons in a calculator when an electric field of strength 200 V//m is applied on it and mobility of electrons is 4.5xx10^(-6) m^(2) V^(-1) s^(-1) ?