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(i) It is also known as impure semiconductor.
(ii) The phenomena of adding impurity is known as Doping.
a beam of electron is incident on barrier 6eV high and 0.2 nm wide. find the energy in eV these should have if 1% of them are to get through the barrier.
two balls connected by massless string wherein the first ball A is confined to a plane surface with frection and the second ball B, due to the string’s passage through a small hol
Does upthrust change in different liquids (examples please)
Define the Wave Nature of Sound Sound is called a longitudinal wave because the vibrations are in the same direction as the motion and speed of the wave. This is most easily pi
WHEN SAME MUSIC IS PLAYED IN VIOLIN AND VEENA WE SHALL HEAR SOUND OF?
how to find neutral point in a system of magnets
What do you understand by reverberation time an auditorium What do you mean by sound absorber. Give two examples for good absorbers.
What is error
It is the phenomenon of emission of electrons from the surface of metals, when light radiations (Electromagnetic radiations) of suitable frequency drop on them. The emitted electro
A 50 newton light fixture is supported by two guy wires as shown. Determine the tension in each wire
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