what is the principle used in electromagnetic spectrum?and
why there is a necessary of having an electron with unpaired
spins?and how the uncertainity principle is used to determine
the frequency of an spectral lines ?
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Explain band theory ?
How magnetic materials are classified?
graph between frequency of photon and velocity of photo elrectron?
Will a dc motor actually produce voltage if it is spun in reverse?
The principle of action of points is used in ___________.
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what happens to the period of a simple pendulum taken into a deep mine ?
What is a crest?
what is specific fuel consumption,total fuel consumption,mean effective pressure,indicated thermal efficiency...
Why does sun appear flat during sunrise and sunset?
What formula is most appropriate to compute the kinetic energy of a block of ice sliding down an inclined plane?
Explain the weights in pounds of liquid gallons?
Explain why does a tea kettle sing?