Tester is an instrument which is used to check the flow of electric current. It is attached to the terminal of the electric circuit, if the bulb attached to tester glows, it confirms the passage of current
A tester is a person who has been asked to test a particular thing. 2. countable noun [usually noun NOUN] A tester is a machine or device that you use to test whether another machine or device is working properly.
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Answer:
Tester is an instrument which is used to check the flow of electric current. It is attached to the terminal of the electric circuit, if the bulb attached to tester glows, it confirms the passage of current
Explanation:
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Answer:
A tester is a person who has been asked to test a particular thing. 2. countable noun [usually noun NOUN] A tester is a machine or device that you use to test whether another machine or device is working properly.
Explanation:
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