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44. Insert commas where necessary:

1. Wattmeter is an instrument for the direct measurement of the power in watts of a circuit.

2. If two conductors are placed in contact or joined by a conductor of much lower resistance than the rest of the circuit most of the current will flow direct between these conductors which are then said to be short-circuited or «shorted».

3. Alternating current is a flow of electricity which after reaching a maximum in one direction decreases, finally reversing and reaching a maximum in the opposite direction.

4. A few pounds of uranium can supply a medium-sized town with power it needs for a year.

5. Since the energy sources of the world are decreasing it is necessary to turn to atomic energy.

6. The engine cannot be restarted until its oil level is brought up to the correct level.

7. Pierre Curie examined properties of crystals which led him to the discovery of piezoelectric properties.

8. The capacity of the generating units has been increased which made it possible to build super-high-capacity power stations.

9. Each transformer has a nameplate attached to the tank. It bears the transformer’s ratings its type its capacity number of phases group of winding frequency method of cooling indoor or outdoor mass the name of the plant and some other data.

10. The instrument should be packed in a box which will prevent dust and dirt from getting inside its mechanism.

11. The article the speaker referred to is known to be published in the magazine «Modem Means of Communication».

12. The amount of heat depends on the current and the time it flows.

13. New plastic materials were invented which led to producing new types of isolators.

14. The device was connected to the cable under test which made it possible to detect the fault.

3. Materials for Reading and Discussing

Материалы для чтения и обсуждения

Work with a Dictionary

Работа со словарем

English Alphabet

Английский алфавит

Aa

[eɪ]

Hh

[eɪtʃ]

Oo

[ou]

Vv

[viː]

Bb

[bɪ]

Ii

[aɪ]

Pp

[piː]

Ww

['dʌbljuː]

Cc

[sɪː]

Jj

[dʒeɪ]

Qq

[kjuː]

Xx

[eks]

Dd

[diː]

Kk

[keɪ]

Rr

[ɑː]

Yy

[waɪ]

Ee

[iː]

Ll

[el]

Ss

[es]

Zz

[zed]

Ff

[ef]

Mm

[em]

Tt

[tiː]

Gg

[dʒiː]

Nn

[en]

Uu

[juː]

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