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Alternating current measured in a transmission line will be
Find the band gap energy when a light of wavelength 1240nm is incident on it.
The current flowing through an insulating medium is called
Find the conduction current density when conductivity of a material is 500 units and corresponding electric field is 2 units.
Calculate the convection current when electron density of 200 units is travelling at a speed of 12m/s.
A dielectric is always an insulator. But an insulator is not necessarily a dielectric. State True/False.
Find the dielectric constant for a material with electric susceptibility of 4.
For a dielectric which of the following properties hold good?
The magnetic field which destroys the superconductivity is called
The magnetic susceptibility in a superconductor will be
The superconducting materials will be independent of which of the following?
Find the mean free path of an electron travelling at a speed of 18m/s in 2 seconds.
Find the velocity of an electron when its kinetic energy is equal to one electron volt (in 10^{5}m/s).
Given charge of an electron e = 1.6 x 10^{19} and mass of an electron m = 9.1 x 10^{31}.
11 videos48 docs73 tests

11 videos48 docs73 tests
