What is the longest lasting synthetic periodic element?
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What is Force ?
Why does the colour of a material look differently in sunlight that than in the electrical-lamp
I have energy of (220V*1A=)220W. I want to convert it into (12V*15A=)180W. Is this possible? If yes, then how?
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?
What is larger the force the earth exerts on you or the force you exert on the earth?
Explain how is nuclear fission different from nuclear fusion?
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What is transverse wave motion?
when does one exert greater pressure on ground during walking or standing? why ? what happends to the period of a simple pendulum taken into a deep mine
what happens to the period of a simple pendulum taken into a deep mine ?
Why does and electric bulb make a bang or loud noise, when it is broken ?
Explain the Heat Engines ?