demagnetize
demagnetise BrE

To demagnetize it requires heat or a magnetic field in the opposite direction.

Then the external field is reversed and starts to demagnetize the magnet.

This is a way to demagnetize a magnet.

"Is there a way to demagnetize it?"

Twenty-four volts are used to demagnetize a pin underneath the third car, causing it to drop.

It wouldn't take anything to demagnetize the disk; you can do it by leaving one too near the telephone!

In later years this port was used by the United States Navy to demagnetize ships.

"They demagnetize each other," Spock agreed unnecessarily.

A degaussing cable was placed on the hull to demagnetize the ship and counter magnetic mines.

In this case, he is able to demagnetize a card and turn it into a card that works on any standard card reader.

'Ms will demagnetize die bars, releasing you, but only I know the code."

He often traveled to England to work finding out ways to demagnetize British ships to protect them from a new type of German mine.

Materials with high magnetic anisotropy usually have high coercivity; that is they are hard to demagnetize.

"And demagnetize everything,' said Lovell.

A rumor that eel-skin wallets can demagnetize a credit card has been disproved and the amount of X-ray at airports is too low, he said.

To demagnetize a saturated magnet, a certain magnetic field must be applied, and this threshold depends on coercivity of the respective material.

"It's recorded at real low speed to start with, and I don't demagnetize my heads as often as I really ought to.

It was developed to be a cost effective method to demagnetize without needing a Full Wave DC bridge design power supply.

He often travelled to England to work finding out ways to demagnetize German sea mines laid in the English Channel.

Trystin called up the docking module into his mental screen, waiting for clearance to demagnetize the last holdtights.

Another type of demagnetizer, the "wand" type can demagnetize anything that it is brought into contact with, including the tape heads and capstans.

The White House said the stern new policy aimed "to demagnetize the United States" and discourage new rafters, many of whom have drowned.

Parts are demagnetized by applying AC current through the part and reducing the current which scrambles the magnetic domains causing it to demagnetize.

They are ultimate pacifists that take the form of magnetic disks that float through space and simply demagnetize and destroy themselves when faced with an unpleasant thought.

Witness to Attack In 1940, he joined the Naval Ordnance Laboratory and was assigned to demagnetize ships at Pearl Harbor to foil magnetic sea mines.

Wrong polarity weakens the magnetic field, and can sometimes demagnetise the permanent magnet, leaving the speaker non-functional.

PM machines can in less degree be subjected to such overload because too high current in the coils can create a magnetic field strong enough to demagnetise the magnets.