Components of Electric Circuits

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, incandescent lamps, etc. Motors convert electric energy into mechanical, incandescent lamps and heaters convert electric energy into light and heat. Utilizing devices or loads convert electric energy into thermal, mechanical or chemical energy.
Electric power is delivered from power sources to loads by electric wires. According to their material, wires can be aluminium, copper, steel, etc.
Besides, electric circuits use different types of switches, protection devices (relays and fuses), and meters (ammeters, voltmeters, wattme - ters, etc. ).
5. Complete the sentences using the correct variant:
1. The main components of electric circuits are
a) loads and wires.
b) power sources, load and wires.

2. Power sources are used
a) to produce electric energy.
b) to deliver it to the loads.

3. Electric conductors are used
a) to connect the circuit elements.
b) to deliver electric power.

4. Protection devices are utilized
a) in some circuits.
b) in any circuit.

5. A switch is utilized
a) in some circuits.
b) in any circuit.
6. Answer these questions:
1. What are the main components of an electric circuit?

2. What is the function of an electric source?

3. What is the function of a load?

4. What is the function of wire conductors?



5. What other devices are utilized in a circuit?

Список используемой литературы:
Английский язык для студентов энергетических специальностей: Учебное пособие. -- 5-е изд. , стер. -- М. : Высшая школа, 2009.
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