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An x-ray photon collides with a free electron, and the photon is scattered.
During this collision there is conservation of:
a) momentum but not energy
b) neither momentum nor energy
c) energy but not momentum
d) both momentum and energy
Ans- Both momentum and energy
A compound microscope with an objective of 1.0 cm focal length and an eye-piece of 2.0 cm focal length has a tube length of 20 cm. Measure the magnifying power of the microscope, i
A thin uniform rectangular sign hangs vertically above the door of a shop. The sign is hinged to a stationary horizontal rod along its top edge. The mass of the sign is 2.40 kg and
explain electromagnetic induction
how gas expened ?
prove - w2=w0+2alpha(thita-thita0)
Q State Faraday's laws of electrolysis? First Law: The mass of a substance unconventional at an electrode is directly proportional to the charge passing through the electrol
A piece of flint glass is lying on top of a container of water (see figure below). When a red beam of light in air is incident upon the flint glass at an angle of 28°. What i
A ray of light itinerant in air passes through a flat plate of glass. Refraction takes place. Where the refraction does occurs? Ans: Refraction takes places when light tra
# Soru ..
(i) It having of district bright bands. (ii)It is given by an excited source in molecular state. (iii) E.g. Spectra of molecular NH 3 , CO, H 2 etc.
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