Engineering, 26.05.2021 19:40 sanchezp0821

Answer FOUR of the following SIX questions. The maximum marks for each question is shown.
DA TECHNICA
LIBI
1.
a) Define electrical energy.
b) Explain the effect of internal resistance of a battery on the
output voltage.
c) Draw and label a diagram of a moving coil instrument.
d) The No load voltage of a transformer is 460 volts and it
operates at 4% Regulation. Calculate the full load voltage
the transformer.
2.
a) Define electrical power.
b) Explain the function of EACH of the following parts of a
refrigerator
i capillary tube
ii drier
c) Draw and label a diagram of a thermo-couple instrument
d) For the circuit shown in Fig.1. Calculate the
i total capacitance
ii charge.
Buf
4uF
ㅓ ㅏ
2uF

Answers: 2

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Answer FOUR of the following SIX questions. The maximum marks for each question is shown.
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