ELECTRONIC PRINCIPLES - OD1647 - LESSON 1/PE 1
LESSON 1. PRACTICAL EXERCISE ANSWERS
Requirement
a. Those materials that are attracted by magnets and have the
ability to become magnetized.
b. The relative ease with which they are magnetized.
c. They are very similar; like charges repel, unlike charges
attractlike poles repel, unlike poles attract.
d. The domain theory is based upon the electron spin principle;
Weber's theory uses the concept of tiny molecular magnets.
e. An imaginary line used to illustrate magnetic effects.
f.
g.
Inductance is the property of a coil (or circuit) which
opposes any CHANGE in current.
h. The number of turns in a coil.
The type of material used in the core.
The diameter of the coil.
The coil length.
The number of layers of windings in the coil.
i. A capacitor is a device that stores electrical energy in an
electrostatic field.
Capacitance is the property of a circuit which opposes
changes in voltage.
j. They are polarized from positive to negative.
They radiate from a charged particle in straight lines and
do not form closed loops.
They have the ability to pass through any known material.
They have the ability to distort the orbits of electrons
circling the nucleus.
k.
Toward the positive charge.
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