The wavelength of an electron of kinetic energy `4.50 times 10^(–29) J is _________ times 10^(–5)` m. (Nearest integer) Given: mass of electron is `9 times 10^(–31)` kg, `h = 6.6 times 10^(–34)` Js

An accelerated electron has a speed of 5 xx 10^6 ms^(-1) with an uncertainty of 0.02%. The uncertainty in finding its location while in motion is x xx 10^(-9) m. The value of x is __________ . (Nearest integer) [Use mass of electron = 9.1 xx 10^(-31) kg, h = 6.63 xx 10^(-34) Js, pi = 3.14 ]

The wave length of a electron with mass 9.1 xx 10^(-31)kg and kinetic energy 3.0 xx 10^(-25)J is

An electron is moving with a kinetic energy of 2.275 xx 10^(25) J . Calculate its de-Broglie wavelength. (Mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)

The wavelength of electrons accelerated from rest through a potential difference of 40 kV is x - 10 ^(-12) m. The value of x is ________ (Nearest integer) Given : Mass of electron = 9.1 xx 10 ^(-31) kg Charge on a electron = 1. 6 xx 10 ^(-19) C Planck's constant = 6.63 xx 10 ^(-34) Js

The de - Broglie wavelength of an electron having 80 ev of energy is nearly ( 1eV = 1.6 xx 10^(-19) J , Mass of electron = 9 xx 10^(-31) kg Plank's constant = 6.6 xx 10^(-34) J - sec )

Calculate the de-Broglie wavelength of an electron of kinetic energy 100 eV. Given m_(e)=9.1xx10^(-31)kg, h=6.62xx10^(-34)Js .

Calculate the wavelength associated with a moving electron having kinetic energy of 1.375 xx 10^(-25) J . (mass of e = 9.1 xx 10^(-31) kg, h = 6.63 xx 10^(-34) kg m^2 s^(-1)) .

The kinetic energy of an electron is 4.55 xx 10^(-25)J . Calculate the wavelength . [h = 6.6 xx 10^(-34)Js , mass of electron = 9.1 xx 10^(-31)kg]

What is the uncertainty in velocity of an electron if the uncertainty in its position is 10^(-10) m ? Mass of the electron is 9.1 xx 10^(-31) kg and h = 6.6 xx 10^(-34) m^(2) s^(-1) ?

The mass of an electron is 9.1 xx 10^(-31) kg . If its kinetic energy is 3.0 xx 10^(25) J , calculate its wavelength.