Explain refraction?
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Distinguish between optical and acoustic resonance.
Is exothermic reaction useful in Lasing process? give reasion of ur answere?
What is the purpose served by ventilation in building ?
what is mariners compass
What is the difference between a vector and a phasor?
why sink condition occur in vivo.???
What do you mean by newton meter?
Explain Conductors ?
Why dies the liquid not come out of the dropper, unless the rubber id Pressed ?
How is soda in a glass sucked up with the help of a straw ?
You want to magnetize a metal. How would you do that?
heat cannot pass from a cooler substance to a warmer substance without some other process being involved. This is an example of which law of thermodynamics?