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What is the wavelength of an electron moving at 5.31×10⁶m/sec?
A molecule has r.m.s speed of 550m/s at temperature of 20°c.what is its r.m.s speed at 80°c
Two radioactive nuclides, S and M, both have the same activity X at time t = 0. S and M have a half-life of 26 years and 16 years respectively. Now both samples S and M are mixed. Find out the total activity of the mixture at t = 50 years?
http://prntscr.com/tb61oy
How?
How to arrange in ascending and descending order?
And How to derive it?
And which factors govern Penetration Power and Ionization Energy?
(1) pair production
(2) muon pair production
(3)annihilation
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#339914 on Dec 2023