MyQuestionIcon

14

You visited us 14 times! Enjoying our articles? Unlock Full Access!

Magnetic Field

A charge 'q' ...

Question

A charge 'q' moves in a region where electric field E and magnetic field 'B' both exist,then force in it is-
a. q(vB)
b. qE
c. q{ E+(vB)}
d. q{B+(v*E)}

Open in App

Solution

option D is correct.

Suggest Corrections

thumbs-up

4

Similar questions

Q. In a certain region uniform electric field

\to E

and uniform magnetic field

\to B

are present in opposite directions. A particle of mass

m

q

enters in this region with a velocity

v

θ

from the magnetic field. The time after which the speed of the particle would be minimum is equal to :

\to F

acting on an electric charge q in presence of an electromagnetic field, moves the charge parallel to the magnetic field with velocity

\to v

\to F

is equal to(where

\to E

\to B

are electric field and magnetic field, respectively) ___________.

\to F

, acting on an electric charge

q

, in presence of an electro-magnetic field, moves the charge parallel to the magnetic field with velocity

\to ν

\to F

is equal to (where

\to E

\to B

are electric field and magnetic field respectively) _________.

Q. Find the dimensions of
(a) electric field E.
(b) magnetic field B and
(c) magnetic permeability

μ_{0}

.
The relevant equation are

F = q E, F = q v B, and B = \frac{μ_{0} I}{2 π a};

where F is force, q is charge, v is speed, I is current, and a is distance.

Q. A uniform electric field of strength exists in a region. An electron (charge

- e

m

) enters a point

A

V^j

. It moves through the electric field & exits at point

B

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Magnetic Field

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon