Magnetic Circuits Quiz

What is the magnetic pressure that sets up or tends to set up magnetic flux in a magnetic circuit?

• Magnetic reluctance

• Magnetic resistance

• Magnetomotive force (MMF)

• Magnetic flux

The ability of a material to conduct magnetic lines of force through it is called:

• Permeance

• Permeability

• Magnetic flux

• Retentivity

The total number of magnetic lines of force in a magnetic circuit is referred to as:

• Magnetic flux

• Magnetic field

• Magnetic density

• Reluctance

The region around a magnet where its pole exhibits a force of attraction or repulsion is called:

• Magnetic field

• Magnetic circuit

• Magnetic density

• Magnetic reluctance

The force acting on a unit north pole (1 Wb) when placed at a point in the magnetic field is known as:

• Magnetic resistance

• Magnetic flux

• Magnetic field density

• Magnetic reluctance

The ease with which magnetic flux can be set up in a material is called:

• Magnetic reluctance

• Permeance

• Retentivity

• Magnetic flux density

The magnetic flux which does not follow the intended path in a magnetic circuit is called:

• Leakage flux

• Reluctance

• Eddy current

• Hysteresis

The property of a material analogous to resistivity in an electric circuit is called:

• Reluctivity

• Permeability

• Magnetic flux

• Hysteresis

The opposition offered to the magnetic flux by a magnetic circuit is called:

• Resistance

• Conductance

• Reluctance

• Permeance

The flux per unit area at right angles to flux at the point is called:

• Magnetic flux

• Magnetic field

• Flux density

• Reluctance