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An iron ring of mean diameter 10 cm is uniformly wound with 2000 turns of wire.
When a current of 0.25 A is passed by the coil a flux density of 0.4 T is set up in the iron. Find
(a) The magnetizing force and
(b) The relative permeability of the iron under these conditions.
In the SI system of measure, what is the unit of capacitance? Ans: In the SI system of measure, farad is the unit of capacitance.
(i) Time section of vibration of particle is described as the time taken by the particle to complete single vibration about its mean position. (ii) It is the time given by the r
Q. Illustrate how is nuclear fission different from nuclear fusion? Answer:- Nuclear fusion is taking two different atoms as well as combining them in to one atom while nu
Ferromagnetic materials exhibit magnetic behaviour similar to ferromagnetism below a critical temperature, known as curie temperatures. Above which it turns out to be paramagnetic.
Differentiate between displacement current and conduction current.
if two metal spheres are mounted on insulators then how will we give them equal charge by using a charged glass rod?
A blackhole is a region of spacetime from which gravity prevents anything, including light, from escaping. The theory of general relativity predicts that a sufficiently compact mas
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Type of magnetic materials Uses and examples
Question: A proton a absolutely charged elementary particle is released from rest at a point in space where the electric potential is 15 volts. Following to its release the par
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