Home
Class 12
PHYSICS
A long, straight wire of radius R carrie...

A long, straight wire of radius R carries a current distributed uniformly over its cross section. The magnitude of the magnetic field is

A

maximum at the axis of the wire

B

minimum at the axis of the wire

C

maximum at the surface of the wire

D

minimum at the surface of the wire.

Text Solution

Verified by Experts

The correct Answer is:
B, C
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELD DUE TO CURRENT

    HC VERMA|Exercise Exercises|61 Videos

  • MAGNETIC FIELD DUE TO CURRENT

    HC VERMA|Exercise Objective 1|12 Videos

  • MAGNETIC FIELD

    HC VERMA|Exercise Exercises|61 Videos

  • MAGNETIC PROPERTIES OF MATTER

    HC VERMA|Exercise Exercises|9 Videos

Similar Questions

Explore conceptually related problems

Statement-1 Magnetic force is always onon-central while the electric force may be central Statement-2 magnetic field can acclerate a charged particle Statement-3 Consider a long, straight wire of radius R, carrying a current distributed uniformly over its cross-section. The magnitude of the magnetic field is maximum at surface of the wire.

A long, cylindrical wire of radius b carries a current i distributed uniformly over its cross section. Find the magnitude of the magnetic field at a point inside the wire at a distance a from the axis.

A long, cylindrical tube of inner and outer radii a and b carries a current i distributed uniformly over its cross section. Find the magnitude of the magnetic field at a point (a) just inside the tube (b) just outside the tube.

A long straight wire of radius 10mm carries a current uniformly distributed over its cross section. The ration of magnetic fields due to the wire at distance of 5mm and 15 mm, respectively from the axis of the wire is

A long cylinder of wire of radius 'a' carries a current i distributed uniformly over its cross section. If the magnetic fields at distances rlta and Rgta from the axis have equal magnitude, then

Current flows through a straight cylindrical conductor of radius r. The current is distributed uniformly over its cross-section. The magnetic field at a distanace x from the axis of the conductor has magnitude B:

A long straight solid metal wire of radius R carries a current I, uniformly distributed over its circular cross-section. Find the magnetic field at a distance r from axis of wire (i) inside and (ii) outside the wire.