Explain the difference between cathode ray and beta ray?
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what are different radiation quantities and units?
Explain the difference between cathode ray and beta ray?
Tell me how asteroids are formed?
Name any two elementary particles which have almost infinite life time.
The velocity of a body was noted to be constant during five minutes of its motion. What was acceleration during this interval its?
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what are the properties of newclear forces?
history of nuclear reaction
how the prottons and neutrans are presented at the same nuclius, in fact opposite charges ore attract each oyher, so nuclear comes to fail
what is e= mc2
THe atomic masses are generally not whole numbers. Why?
What is fission?