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19 votes
19 votes
10. Which of these devices is also referred to as a'key'?

a. an electric torch
b. an electric switch
c. a filament d. a dry cell
d. a dry cell​

User Bo Kristensen
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2 Answers

19 votes
19 votes

Answer:

b. an electric switch

Step-by-step explanation:

Hope it helps you<3

User James Bush
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16 votes
16 votes

Answer:

Electric switch is commonly known as the key of an electric circuit.

User Marr
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