10 Questions
What is the integral form of Biot-Savart's law analogous to?
Coulomb's law
How can the current element I dl be represented in terms of surface current density Js?
I dl = Js ds
For surface current distribution, what is the equation representation of Biot-Savart's law?
$B = 4\pi abla imes J_s$
How can the current element I dl be represented in terms of volume current density JV?
I dl = JV dV
According to the Biot-Savart law, the magnetic induction at any point due to an element dl is proportional to:
The current I through dl
What is the permeability of free space denoted by in the Biot-Savart law?
4π A1m 1
What happens to the magnitude of magnetic flux density at an axial point on a current-carrying conductor according to the Biot-Savart law?
It becomes zero
In the Biot-Savart law, if θ = 90°, what does it indicate about the magnetic field intensity?
It reaches a maximum value
Which parameter is inversely proportional to the magnetic induction according to the Biot-Savart law?
The radius vector r
What does equation (ii) represent in the Biot-Savart law?
The vector form of the law
This quiz covers the mathematical expression of Biot-Savart's Law for calculating magnetic field intensity around a current-carrying conductor. It also discusses the analogy between Biot-Savart's Law and Coulomb's Law in electrostatics.
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