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(1) Holes works as virtual charge, although there is no charge on holes.
(2) Effectual volume of hole is more than electron.
(3) Mobility of hole is fewer than electron.
1- Two researchers test the same hypothesis. Researcher A rejects the null hypothesis and researcher B fails to reject the null hypothesis. Discuss three reasons that could cause
their applications,operations and characteristics?
A radiation of 500nm is incident on a metal surface whose work function is 3ev.why do we not observe the phenomenon of photoelectric effect? Ans) Because the energy of radiation i
Motion of an object in a straight line is known one dimensional motion. The location of a particle in one dimensional motion can be defined by only one variable (say x). For a pa
When a small size magnet is laid in two uniform magnetic fields and which are at right angles to each other, the magnet comes to rest at an angle Φ with respect to B h like that
Describe the physical significance of curl of a vector function?
what is dielectric polarisation
At 400.0 K, germanium has 1.13 x 10 15 free electrons/cm 3 . How many free electrons per Ge atom are there at this temperature? At 400.0 K, silicon has 4.54 x 10 12 free
Forging: Forging is shaping of metal either by impact or steady compression among a hammer or ram and anvil. Related to hammering or pressing of metal, the main difference among
WHAT IS MACHINE
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