A non-conducting ring of radius R has charge Q distributed over it- If it rotates with an angular velocity - about its axis- the equivalent electric current will beA- Q -2 -B- Q -C- Q -2 - RD- zero

The correct option is A Qω/2π I=Qf I=Qω/2π ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Physics

Charging by Induction

A non-conduct...

Question

A non-conducting ring of radius R has charge Q distributed over it. If it rotates with an angular velocity $ω$ about its axis, the equivalent electric current will be

zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!

$Q ω$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

$\frac{Q ω}{2 π}$

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

$\frac{Q ω}{2 π R}$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C
$\frac{Q ω}{2 π}$

$I = Q f$

$I = \frac{Q ω}{2 π}$

Suggest Corrections

Similar questions

Q. A non-conducting ring of radius

R

has charge

Q

distributed unevenly over it. If it rotates with an angular velocity

ω

, the equivalent current will be

A non-conducting ring of radius R has charge Q distributed unevenly over it. If it rotates with an angular velocity ω, the equivalent resistance between parallel faces is

Q. A non-conducting wire of radius R has charge q distributed unevenly over it. If it is rotated with an angular velocity of

ω

, the equivalent current will be?

Q. A non conducting ring of radius

r = 10 cm

and mass

m

which has a total charge

Q = 5 C

distributed uniformly on it. The ring is rotated about its axis with an angular speed

ω = 2 π rad/s

as shown. Find the equivalent electric current (in amperes) in the ring and also find the magnetic moment (in

{Am}^{2}

) of the ring.

Q. A non conducting disc of radius

R

, charge

q

is rotating about an axis passing through its centre and perpendicular to its plane with an angular velocity

ω

, charge

q

is uniformly distributed over its surface. The magnetic moment of the disc is :

Join BYJU'S Learning Program

A non-conducting ring of radius R has charge Q distributed over it. If it rotates with an angular velocity ω about its axis, the equivalent electric current will be

The correct option is C Qω2π I=Qf I=Qω2π

A non-conducting ring of radius R has charge Q distributed over it. If it rotates with an angular velocity $ω$ about its axis, the equivalent electric current will be

The correct option is C
$\frac{Q ω}{2 π}$

$I = Q f$

$I = \frac{Q ω}{2 π}$