Home
Class 12
PHYSICS
1A current flows through an infinitely l...

`1A` current flows through an infinitely long straight wire. The magnetic field produced at a point 1 metres away from it is

A

`2xx10^(-3)` Tesla

B

`2/10` Tesla

C

`2xx10^(-7)` Tesla

D

`2pixx10^(-6)` Tesla

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    ERRORLESS |Exercise QUESTIONS|126 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

Similar Questions

Explore conceptually related problems

What current must flow in an infinitely long straight wire to produce a magnetic field of 4xx10^5T at 8cm away from the wire?

A steady current I flows along an infinitely long straight wire with circular cross-section of radius R. What will be the magnetic field outside and inside the wire at a point r distance far from the axis of wire?

Knowledge Check

  • Electric field of an infinitely long straight wire is proportional to:

    A
    r
    B
    `(1)/(r^(2))`
    C
    `(1)/(r^(3))`
    D
    `(1)/(r)`

  • 20 ampere current is flowing in a long straight wire. The intensity of magnetic field at a distance 10 cm from the wire will be

    A
    `4xx10^(-5)Wb//m`
    B
    `9xx10^(-5)Wb//m`
    C
    `8xx10^(-5)Wb//m`
    D
    `6xx10^(-5)Wb//m`

  • A current 'I' flows along an infinitely long straight conductor. If 'r' is the perpendicular distance of a point from the lower end of the conductor, then the magnetic induction B is given by

    A
    `B=(mu_(0))/(4pi)(2i)/(r)`
    B
    `B=(mu_(0))/(4pi)(i)/(r)`
    C
    `B=(mu_(0))/(4pi)(pii)/(r)`
    D
    `B=(mu_(0))/(4pi)(2pii)/(r)`

    • Similar Questions

    Explore conceptually related problems

    A direct current / flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is

    A current of 5A is flowing from south to north in a straight wire. Find the magnetic field due to a 1cm piece of wire at a point 1m north east from the piece of wire.

    A direct current l flow along the length of an infinitely long striaght thin walled pipe then the magnetic field is

    Consider the magnetic field produced by a finitely long current carrying wire .

    On flowing current in a conducting wire the magnetic field produces around it.‛ It is a law of

    Home
    Profile