which wave is related to telecommunication?
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What is pascal s principle?
How does the electricity travel ?
In Einstein's mass energy relation E=mc2 why velocity of light is used and never ordinary velocities?what is the exact explanation?
What is curvilinear motion?
If a dog rolled around on a carpet and gets statically and a flea jumps on it will the flea get electrocuted?
Explain optical telescopes?
we know the speed of light...... then what is the speed of darkness?????????????
Why do stars twinkle? Why do planets not twinkle?
What is frequncy?
How many pounds does one gallon of water weigh?
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?
What is the rectilinear propagation of light?