An electron of energy 150 eV describes a...

An electron of energy 150 eV describes a circle in a magnetic field of 0.1 tesla. Calculate the radius of the curcle.

Text Solution

Verified by Experts

The correct Answer is:

A, D

Topper's Solved these Questions

INTRODUCTION TO MODERN PHYSICS
NN GHOSH|Exercise EXERCISE|21 Videos
HEATING AND CHEMICAL EFFECT OF CURRENT
NN GHOSH|Exercise EXAMPLE B|23 Videos
INTRODUCTORY NOTES
NN GHOSH|Exercise Exercise|27 Videos

Similar Questions

Explore conceptually related problems

An electron of energy 1800 eV describes a circular path in magnetic field of flux density 0.4 T. The radius of path is (q = 1.6 xx 10^(-19) C, m_(e)=9.1 xx 10^(-31) kg)

An electron of energy 2000eV describes a circular path in magnetic field of flux density 0*2T . What is the radius of the path? Take e=1*6xx10^(-19)C , m=9xx10^(-31)kg .

A proton describes a circle of radius 1 cm in a magnetic field of strength 0.10 T. What would be the radius of the circle described by an a-particle moivng with the same speed in the same magnetic field?

A proton describes a circle of radius 1 cm in a magnetic field of strength 0.10 T .What would be the radius of the circle described by an deuteron moving with the same speed in the same meagnetic field?

A circular coil of 1 turn and area 0.01m^(2) carries a current of 10A . It is placed in a uniform magnetic field of induction 0.1 tesla such that the plane of the circle is perpendicular to the direction of the field, the torque acting on the coil is

An electron of kinetic energy 10 keV moves perpendicular to the direction of a uniform magnetic field of 0.8 milli tesla. Calculate the time period of rotation of the electron in the magnetic field.

A copper disc of radius 10 cm rotates 20 times per scond with its axis parallel to a uniform magnetic field of 0.5 tesla . Calculate the induced emf between the centre and the edge of the disc.

A copper disc of radius 0.1 m rotates about its centre with 10 revolutuion per second in a uniform magnetic field of 0.1 tesla. The emf induced across the radius of the disc is

Calculate potential energy of a magnetic dipole in a magnetic field.

NN GHOSH-INTRODUCTION TO MODERN PHYSICS-EXERCISE

The forces of cathode ray particles due to electric and magnetic field...
Text Solution
|
An electron falls through a potential difference of 50,000 V. What is ...
Text Solution
|
An electron of energy 150 eV describes a circle in a magnetic field of...
Text Solution
|
An electron is moving with a velocity of 10^(7) m s^(-1). Find its ene...
Text Solution
|
A horizontal stream of charged particles is accelerated to velocity 3 ...
Text Solution
|
Electrons move at right angles to a magnetic field of 1.5xx10^(-2) Tes...
Text Solution
|
In a cathode ray tube, electric and magnesity of the magnetic fields a...
Text Solution
|
A non-relativistic enters into a right-handed coordinate space with ve...
Text Solution
|
A non-relative proton enters at right angles to a uniform magnetic fie...
Text Solution
|
A nonrelativistic electron enters a uniform magnetic field of 50 mT wi...
Text Solution
|
Hall effect measurements were made using a sodium conductor. The stren...
Text Solution
|
Find the mobility of the conduction electrons in a copper conduct...
Text Solution
|
A parallel plate capacitor with area of each plate equal to S and th...
Text Solution
|
A straight round copper conductor of radius R = 5.0 mm carries a cur...
Text Solution
|
The resistivity of indium arsenide arsenide is rho=2.5 xx10^(-3) Omega...
Text Solution
|
Electrons are observed to be ejected in various directions with neglig...
Text Solution
|
Electrons accelerated by a p.d. of V=5000 volts are allowed to impinge...
Text Solution
|
A thick wire of radius r=5 mm carries a steady current I=10 A. An elec...
Text Solution
|
An electron starting at angle alpha=60^(@) with a uniform magnetic ind...
Text Solution
|
An electron beam accelerated by a p.d. of V=100 V enters into a magne...
Text Solution
|