What is a Coal ?
what is difference b/w scr &rectifier&mechanism of triac experiment
What is L.D.R(light dependent resistor)
You want to magnetize a metal. How would you do that?
What is the velocity of sound in air ?
why velocities of x rays and gamma rays are same inspite they have different wavelengths and frequencies
what is the proper defination of 'LIGHT'
12 Answers College School Exams Tests, NPL,
Explain the Liquids ?
Explain the Amorphous ?
What is a positron?
A bird sitting on a naked wire carrying current feels quite safe, but when the wire between his feet is cut and joined by a very long loop of wire, the bird dies. Why?
Why ate screws preferred to nails in holding the two pieces of wood ?
In any current connection there are two wires one is phase and another is neutral, what is the use of neutral wire?