Питання | Сторінка 139883

Opening the switch in the circuit below will cause:

circuit current to increase

0%

applied voltage to increase

0%

circuit current to fall to zero

0%

applied voltage to fall to zero

0%

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Closing the switch in the circuit below will cause:

circuit current to increase

100%

applied voltage to increase

0%

circuit current to fall to zero

0%

applied voltage to fall to zero

0%

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In NSW, the distribution cables from a zone substation to the supply transformers in the street usually operate at a voltage of:

11kV

0%

33kV

0%

230/400V

100%

132kV

0%

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Transmission of electricity from a power station to the distribution network is done at very high voltages to:

reduce power loss

0%

stabilize network voltages

0%

maintain efficiency

0%

reduce earth leakage currents

0%

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