magnetic field *

All he had to do was cut the magnetic field.

He is known for his work on the Earth's magnetic field.

Light, he added, has no effect on a magnetic field.

You see, it killed by some sort of magnetic field.

I'd like to know what happens to the magnetic field.

All you'll have to do is remove the magnetic field.

There would not be a magnetic field within the ball.

This behavior may be the result of a magnetic field in the star.

But there's no light from the earth's magnetic field, right?

The Galaxy itself has a general magnetic field of its own.

But the magnetic field now is connected to the outside.

Mars lost most of its magnetic field about four billion years ago.

By 3.5 billion years ago, the Earth's magnetic field was established.

A significant story feature is the state of the Earth's magnetic field.

The magnetic field of the Earth was not well understood at the time.

And what would be the influence of a much more powerful magnetic field?

It might be part of the planet's natural magnetic field.

Are there any other ways of determining the magnetic field?

The law of electric current and magnetic field was developed.

The magnetic field disappears when the current is turned off.

The magnetic field does not contribute to the potential energy.

The first winding turns some of the current into a magnetic field.

The magnetic field at the surface of the earth is about 0.5 G.

This magnetic field comes from deep inside the Earth's core.

There's a magnetic field here all right, just like at the entrance.