Single Answer MCQ
Q-00040563
What is the main role of electrical switches in domestic circuits?
1
To maintain the voltage level
2
To limit the current flow
3
To start electrical appliances
4
To control the flow of electricity
Answer and Solution
Answer
D. To control the flow of electricity
Solution:
Electrical switches are used to control the flow of electricity, allowing users to turn appliances on or off as needed.
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