मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

The electron in the hydrogen atom is moving with a speed of 2.5 × 106 m/s in an orbit of a radius of 0.5 Å. What is the Magnetic moment of the revolving electron?

Advertisements
Advertisements

प्रश्न

The electron in the hydrogen atom is moving with a speed of 2.5 × 106 m/s in an orbit of a radius of 0.5 Å. What is the Magnetic moment of the revolving electron?    

बेरीज
Advertisements

उत्तर

Magnetic moment,

m0 = `"evr"/2`

`= (1.6 xx 10^-19 xx 2.5 xx 10^6 xx 0.5 xx 10^-10)/2`

`= 10^-23` Am2.

shaalaa.com
Origin of Magnetism in Materials
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 11: Magnetic materials - Very Short Answer

संबंधित प्रश्‍न

An electron in an atom is revolving around the nucleus in a circular orbit of a radius of 5.3 x 10-11 m, with a speed of 2 x 106 m/s. Find the resultant orbital magnetic moment and angular momentum of the electron. [e = 1.6 x 10-19 C, me= 9.1 x 10-31 kg]


What is stated in terms of Bohr magneton? 


If M0 and L0 denote the orbital angular moment and the angular momentum of the electron due to its orbital motion, then the gyromagnetic ratio is given by ______


The magnetic moment of electrons due to orbital motion is proportional to ______.

(n = principal quantum numbers)


The S.I. unit of gyromagnetic ratio is ______


The Gyromagnetic ratio of the electron revolving in a circular orbit of a hydrogen atom is 8.8 x 1010 C kg-1. What is the mass of the electron? (Given charge of the electron = 1.6 x 10-19 C.) 


Dimensions of Gyromagnetic ratio are _________.


An electron revolving in a circular orbit of radius 'r' with velocity 'v' and frequency v has orbital magnetic moment 'M'. If the frequency of revolution is tripled then the new magnetic moment will be ____________.


The electron in the hydrogen atom is moving with a speed of 1.5 x 106 m/s in an orbit of radius 2 Å. Magnetic moment of the revolving electron is ____________.


Which one of the following proportionality represents the relation between orbital magnetic moment M0 and orbital angular momentum L0 of an electron?


An electron (e) is revolving in a circular orbit of radius 'r' in hydrogen atom. The angular momentum of the electron is (M = magnetic dipole moment associated with it and m = mass of electron) ____________.


An electron of charge 'e' is revolving in a fixed orbit of radius 'r' with frequency 'f'. Its magnetic dipole moment is ____________.


Magnetic moment of revolving electron of charge 'e' and mass 'm' in terms of angular momentum 'L' of electron is ____________.


An electron in the ground state of hydrogen atom is revolving in a circular orbit of radius R. The orbital magnetic moment of the electron is ____________. (m = mass of electron, h = Planck's constant, e = electronic charge)


In an atom, electron of charge (-e) perform U.C.M. around a stationary positively charged nucleus, with period of revolution 'T'. If 'r' is the radius of the orbit of the electron and 'v' is the orbital velocity, then the circulating current (I) is proportional to ____________.


The period of oscillation of a magnet in a vibration magnetometer is 2 sec. The period of oscillation of a magnet whose magnetic moment is four times that of the first magnet is ______.


Write the mathematical formula for Bohr magneton for an electron revolving in nth orbit.


An electron in an atom is revolving around the nucleus in a circular orbit of radius 0.53 A, with a speed of 2 x 106 m/s. Find the resultant orbital magnetic moment and angular momentum of electron.(e = 1.6 x 10-19 C, m = 9.1 x 10-31 kg)


An electron of charge ‘e’ and mass ‘m’ is revolving which has orbital magnetic moment ‘M’. Its angular momentum is given by ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×