In universe there exist temperature of 1000000 degree Centigrade, does there also exist the temperature of -1000000 degree centigrade ?? (in order to satisfy newton's second law)

2374

According to the standard model of particle physics, what is the name for the three leptons that have no electric charge and little if any mass?

1019

Who first detected radio waves?

1057

Explain diffraction?

1034

What is tone control?

1051

The light in vehicle become dim when it is starting,why?

2259

How can you save the sea from oil and sound polution?

2346

Explain what is meant by 4th dimension?

996

Do mountains exist on moon? How were they formed?

864

What is hardness scale?

853

a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?

1960

Explain what is nucleus?

876

Explain what is a positron?

1153

i didnot recieve my group1 hallticket

2428

Can a vector have a component equal to zero and still have a nonzero magnitude?

990