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Which of the following instruments is used to check whether electricity is flowing through a substance or not?
- a)Voltmeter
- b)Ammeter
- c)Tester
- d)Cell
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Which of the following instruments is used to check whether electricit...
Tester
This question is part of UPSC exam. View all Class 7 courses
Most Upvoted Answer
Which of the following instruments is used to check whether electricit...
Tester
Electricity is a form of energy that flows through conductive materials. To check whether electricity is flowing through a substance or not, a tester is used. Here's how a tester works:
- What is a Tester?
A tester is a simple device used to check the presence of electricity in a substance. It usually consists of a light bulb or an LED light, a power source (such as a battery), and two probes or wires.
- How Does a Tester Work?
When the probes of the tester are touched to a substance that conducts electricity, the circuit is completed, and the light bulb or LED light will glow, indicating that electricity is flowing through the substance. If the substance does not conduct electricity, the light will not glow, showing that there is no flow of electricity.
- Types of Testers
There are different types of testers available, such as voltage testers, continuity testers, and circuit testers. Each type is designed for specific purposes, but they all work on the same principle of completing a circuit to check the flow of electricity.
- Importance of Using a Tester
Using a tester is essential for safety reasons and to ensure that electrical circuits are functioning correctly. It helps in identifying faulty wiring, detecting electrical faults, and troubleshooting issues in electrical systems.
In conclusion, a tester is a crucial tool for checking the flow of electricity through substances and is widely used in various electrical applications.
Community Answer
Which of the following instruments is used to check whether electricit...
Tester
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Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer?
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Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer? for Class 7 2024 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 7 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer?.
Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer? for Class 7 2024 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 7 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following instruments is used to check whether electricity is flowing through a substance or not?a)Voltmeter b)Ammeterc)Testerd)CellCorrect answer is option 'C'. Can you explain this answer?.
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