Define the following terms as used in electrostatics i. electric field intensity ii. relative permittivity
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Explain the three losses that occur in a transformer and state how they are minimized
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A series circuit consisting of a Capacitor and a resistor is connected across a d.c supply. Draw and label the following circuit transient curves: (i) capacitor voltage transient; – (i) resistor voltage transient; (iti) current transient. (6 marks)June/July 2020
state the factors that determine the capacitance of a capacitor
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state the meaning of each the following: i. ohmic conductors, ii. electric power, iii. electrical energy
State two applications of time constant in RC circuits. (2 marks)June/July 2020
Define the term reluctance as used in magnetism
Explain the principle of operation of a single phase transformer
Explain the three losses that occur in a transformer and state how they are minimized
