What is a galvanometer and its use?
Explain why does a tea kettle sing?
Why it becomes bitterly cold as soon as the snow starts melting?
I just want to convert the voltage into current i.e. suppose I have 750V & 1A AC power then I want to convert it into 12V & 62A DC power only difficulty is that I don't want to use the tranceformer. Simply to say, I want to make the step-down without using tranceformer. Please, give me some ideas. And also I want the relation between Magnetic Induction & Weight of the body can be levitated. Or I can say, how much of magnetic induction requires to lift 500gms weight? I am heartily thankful to you.
What is larger the force the earth exerts on you or the force you exert on the earth?
Explain why is there more friction when you push an object than when you pull it?
What is reverberation?
Explain the branches of physics?
All elements with an atomic number greater than what number are unstable?
What is the proper definition of light?
What is parallel force?
How about the particle-wave duality? : quantum physics
What is master oscillator?
What are rectifiers used for?
If a dog rolled around on a carpet and gets statically and a flea jumps on it will the flea get electrocuted?