is used
b) the voltmeter is used
c) the ammeter is used
3. a meter has
a) positive terminals only
b) negative terminals only
c) positive and negative terminals
4. when the ammeter is used
a) the circuit should be opened
b) the circuit should not be opened
5. the ammeter should be connected
a) in series
b) in parallel
6. one should take into consideration that
a) the positive terminal should be connected to the negative
terminal
b) the positive terminal should be connected to the positive
terminal of the source
B
Finish the sentences using the words with the opposite meaning:
1. The ohmmeter is used to measure the value of resistance (1ответ the ammeter. . . . . . . . . . . . . current.
2. The ammeter is connected in series(2. ответ the ohmmeter. . . . . . . . . . . . . parallel. )
3. When the ammeter is used to measure the value of current
the circuit should be opened(3. ответ the ohmmeter. . . . . . . . . . . . . resistance. . . . is not opened. )
Answer the following questions
I. What is the ammeter used for? 2. What is the voltmeter used for? 3. What is the ohmmeter used for? 4. What terminals has a meter? 5. Should the measured circuit be opened when the voltmeter is used? 6. Should the measured circuit be opened when the ammeter is used? 7. In what way should the voltmeter be connected to the circuit? 8. In what way should the ammeter be connected to the circuit? 9. What is the difference between a voltmeter and an ammeter? 10. What common meters are used to measure the values in a circuit?
Список используемой литературы:
А. Л. Луговая. Пособие по английскому языку для учащихся энергетических специальностей. М. :Высшая школа,2009.
Соня Браф.
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