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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
Intensities of an ordinary light and laser light The intensity (I) of a wave is the energy per unit time flowing through a unit normal area. The light from an ordinary light so
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o meteors of rest-mass 0.1 and 0.2 kg, respectively, collide. If the relative speed before collision is 0.1c and an observer sees them coming with an equal and opposite speed and s
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how is the image formed on the retina?
give examples of like and unlike parallel forces
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