Electrical and Electronics 10, Electrical 20, 30, Electronics 20, A30, B30

(a)	Describe the purpose of diodes.
(b)	Provide examples of applications of diodes in electronic circuits.
(c)	Draw the schematic symbol for a diode.
(d)	Explain the ratings and limitations of different diodes.
(e)	Explain the difference between testing a diode with an ohmmeter and a digital multimeter.
(f)	Test diodes including their polarity using appropriate test equipment.
(g)	Observe the effect of changing the direction of orientation of a diode connected to a low voltage AC or DC circuit.
(h)	Construct and test a circuit which utilizes a diode.