How can light be defined in simplest form?
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What is the name for the physical constant with a value of 6.62 x 10-27 erg seconds?
Similar charges repel while dissimilar ones attract each other. How does two electrons attract each other during the formation of bond or why don't the protons in the nucleus repel?
Shall i get Section engineer S & T question paper? (Railway recruitment board)
is photocell can be used as photodiode
How can you conform that magnetic lines come from a single bar magnet with out any external instruments?
Explain what is an electron?
Why does water boil at 100oC ?
How ate the weather forecasts made ?
Explain what is an alloy?
Do radio-waves go in straight line ?
what is relation between magnetic and electricity and why?
What is the musical sound?