The metal that is present in photo films is
1 Mercury
2 Platimnum
3 Magnesium
4 Silver
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4 Answers ECAT, Group 4 iv, Qnet, UPSC,
A substance which changes readily into vapor without heating is called 1 Efflorescent 2 Synthetic 3 Volatile 4 Effervescent
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The wavelength of X-ray is of order of 1 1 cm 2 1m 3 1 Angstrom 4 10 micron
When and by whom was the meteorological unit founded in bangalore science institute?
Biological Sciences 
