Findkraft

Who discovered that a current carrying conductor would move when placed in a magnetic field?

• Michael Faraday

• Gustav Robert Kirchhoff

• Hans Christian Oersted

• Andre Ampere

The net electrical charge in an isolated system remains constantly. This is known as?

• Law of conservation of charge

• coulomb's first law

• coulomb's second law

• law of conservation of energy

Which of the following is a natural magnet?

• Soft iron

• Magnesia

• Steel

• Lodestone

The quantity 10^6 maxwells is equivalent to one

• Gauss

• Weber

• Gilbert

• Tesla

A t/m is a unit of

• Emf

• Mmf

• Magnetizing force

• Reluctance

One of the common application of an air-cored choke

• Audio frequency

• Radio frequency

• Power transformer

• Power supply

• 6 aF

• 6 fF

• 6 nF

• 6 pF

What refers to such work at very low temperatures near absolute zero

• Superconductivity

• Cryogenics

• Subsonic

• Thermionic

What bond is formed when one or more electrons in the outer most energy orbit of an atom are transferred to another?

• Ionic

• Covalent

• Metallic

• Van der waals

one farad equals

• 1 volt/second/amphere

• one newton-meter

• 1 coulomb / volts

• 1 newton/coulomb