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General
Easy
Question
A hollow cylinder having infinite length and carrying uniform current per unit length l along the circumference as shown. Magnetic field inside the cylinder is
The correct answer is:
Related Questions to study
physics-
Figure shows two parallel wires separated by a distance of 4.0 cm and carrying equal currents of 10 A along opposite directions.
Find the magnitude of the magnetic field B at is
Figure shows two parallel wires separated by a distance of 4.0 cm and carrying equal currents of 10 A along opposite directions.
Find the magnitude of the magnetic field B at is
physics-General
physics-
Fig shows three resistor configuration and connected to 3 V battery. If the power dissipated by the configuration and is and respectively, then
Fig shows three resistor configuration and connected to 3 V battery. If the power dissipated by the configuration and is and respectively, then
physics-General
physics-
What is the equivalent resistance between points and in the circuit shown in fig.?
What is the equivalent resistance between points and in the circuit shown in fig.?
physics-General
physics-
Eight identical resistances cach are connected as shown. Find cquivalent resistance betwee A and D.
Eight identical resistances cach are connected as shown. Find cquivalent resistance betwee A and D.
physics-General
physics-
Eight identical resistances reach are connected along edges of a pyramid having square base ABCD as shown. Calculate equivalent resistance between A and O.
Eight identical resistances reach are connected along edges of a pyramid having square base ABCD as shown. Calculate equivalent resistance between A and O.
physics-General
physics-
Fourteen identical resistors each of resistance are connected as shown. Calculate equivalent resistance between A and B.
Fourteen identical resistors each of resistance are connected as shown. Calculate equivalent resistance between A and B.
physics-General
physics-
A hemispherical network of radius a is made by using a conducting wire of resistance per unit length r. Find the equivalent resistance across OP.
A hemispherical network of radius a is made by using a conducting wire of resistance per unit length r. Find the equivalent resistance across OP.
physics-General
physics-
The resistance of all the wires between any two adjacent dots is R. Then equivalent resistance between and as shown in figure is :
The resistance of all the wires between any two adjacent dots is R. Then equivalent resistance between and as shown in figure is :
physics-General
physics-
In the diagram resistance between any two junctions is R. Equivalent resistance across terminals A and B is
In the diagram resistance between any two junctions is R. Equivalent resistance across terminals A and B is
physics-General
physics-
In the circuit shown in fig. Find the potential difference between the points A and B and the currents through each branch.
In the circuit shown in fig. Find the potential difference between the points A and B and the currents through each branch.
physics-General
physics-
In the circuit shown, all the side resistances are of value and all inner resistances are of value . Find the current via branch .
In the circuit shown, all the side resistances are of value and all inner resistances are of value . Find the current via branch .
physics-General
physics-
In the given circuit, the battery has an emf E=60 V and an internal resistance Find the current at a, b, c, and d when all the switches are closed.
In the given circuit, the battery has an emf E=60 V and an internal resistance Find the current at a, b, c, and d when all the switches are closed.
physics-General
physics-
Calculate battery current and equivalent resistance of the network shown in figure.
Calculate battery current and equivalent resistance of the network shown in figure.
physics-General
physics-
Find the emf and internal resistance of a single battery which is equivalent to a combination of three batteries as shown in figure.
Find the emf and internal resistance of a single battery which is equivalent to a combination of three batteries as shown in figure.
physics-General
physics-
In the circuit shown in figure reading of voltmeter is when only is closed, reading of voltmeter is when only is closed. The reading of voltmeter is when both and are closed then
In the circuit shown in figure reading of voltmeter is when only is closed, reading of voltmeter is when only is closed. The reading of voltmeter is when both and are closed then
physics-General