i measured a 3-ph capacitor with a multimeter which is not connected to supply... but i could get the phase to phase voltage... how tis is possible..????

1895

What are the applications of schrödinger wave equations? : quantum physics

1139

Explain shape of the earth?

885

What is erosion?

820

For two objects separated by a distance d, if the mass of one of the objects is doubled, what will happen to the gravitational attraction between them?

1061

What are the 4 results of the photoelectric effect experiments? : quantum physics

944

What is the difference between collector & emitter of transistor, even though material used for both same?

972

What is the advantage of fixed pulley?

993

Throw some light on water temperature in oceans and its effect on marine life.

830

What is the time taken to reach a rain drop on to the earth surface, and what is the distance or height from rain drop start to fall to the earth surface?

3062

What are the stars?

901

How has the earth evolved since formation?

831

How fast can a shadow move ? If a moth fly's in front of a very bright room temperature light powerful enough to light up Saturn like the sun could it's shadow move faster then light if there was no light diffusion.

2188

How much does sea salt weigh per cubic foot?

1046

Is negative mass antimatter?

1099