Simpson and Harrison are associated with the invention of
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Who introduced gold coins for the first time in India?
According to Rutherford the radius of the nucleus is about ______ than the radius of the atom.
India won its first Olympic hockey gold in
Select the antonym of:
skeptic
Select the synonym of
pal
Rearrange the parts of the sentence in correct order.
Warm-blooded
P : animals have an elaborate
Q : maintain constant body temperature
R : physiological control to
A gas absorbs a photon of 355 nm and emits at two wavelengths. If one of the emissions is at 680 nm, the other is at :
1λ=1λ1+1λ2
1355=1680+1λ2
1λ2=680-355680×355
⇒λ2=743nm.
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