Direct & alternating current

Август 2, 2022

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Физика
Direct & alternating current

Содержание

2. Alternating Current A.C. stands for alternating current. The mains supplies a.c. An a.c. current flows backwards
6. AC and DC on an Oscilloscope A d.c. current on an oscilloscope A direct current 1.
7. An alternating current on an oscilloscope An alternating current: 1. is always changing size 2. travels
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Слайд 2

Alternating Current
A.C. stands for alternating current.
The mains supplies a.c.
An

a.c. current flows backwards and forwards in a circuit.
The symbol for an a.c. power supply is
The current in an a.c. circuit flows one way then the other alternately.

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AC and DC on an Oscilloscope
A d.c. current on an

oscilloscope
A direct current
1. is always the same size
2. travels in only one direction

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An alternating current on an oscilloscope
An alternating current:
1. is always changing

size
2. travels one way then the other alternately