Absorption coefficient of an ideal blackbody is :
(1) less then 1 (2) 1 (3) zero (4) infinity
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Oxygen contains 90% ...
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STRUCTURE OF ATOM
Equilibrium part 6
Differential Equations ...
What do the terms ...
Match the ...
Carburetted water ...
A standard cell is ...
The mass of potassium ...
Two bodies of masses m and ...