Biot Savart Law in Hindi

Biot Savart Law in Hindi. We covered all the Biot Savart Law in Hindi in this post for free so that you can practice well for the exam.

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Mock Test on Biot Savart Law for Students

The magnetic field at a distance (r) from the conductor is B. If the distance becomes r/2, what is the magnitude of the magnetic field?

(A) 0.5 B

(B) B

(C) 2 B

(D) 4 B

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An electric current passes through a straight wire. At a distance of 5 cm from the wire the magnetic field is B. The field at 20 cm from the wire would be :

(A) B/2

(B) B/4

(C) B/8

(D) B

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The magnetic field at a point due to a current-carrying conductor is directly proportional to

(A) resistance of the conductor

(B) the thickness of the conductor

(C) distance from the conductor

(D) current flowing through the conductor

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A current is passed through a straight wire. The magnetic field established around it has its lines of force :

(A) oval

(B) circular

(C) parabolic

(D) elliptical

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The direction of magnetic induction produced by the current-carrying conductor is found using :

(A) fleming's right-hand rule

(B) right-hand thumb rule

(C) palm rule (right hand)

(D) screw rule (right hand)

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The energy resides in a current-carrying conductor in the form of

(A) magnetic field

(B) mechanical work

(C) electrostatic field

(D) gravitational field

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The magnetic field at a point due to current (1) is 4 T. If the current in the conductor is doubled, then the magnetic field will be :

(A) 2T

(B) 4 T

(C) 6 T

(D) 8T

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If the direction of the electric current is reversed, the direction of the magnetic field will get :

(A) remain the same

(B) reversed

(C) make an angle

(D) increase in magnitude

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Magnetic field B due to a current element at all points on the axis of the element is :

(A) zero

(B) minimum

(C) maximum

(D) infinite

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Biot savart's law gives the relation for

(A) magnetic induction

(B) electric intensity

(C) electric potential

(D) magnetic potential

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Corresponding to maxwell, the unit of magnetic flux in the SI system is :

(A) weber

(B) tesla

(C) henry

(D) gauss

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We covered all the biot savart law in Hindi above in this post for free so that you can practice well for the exam.

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