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How do we make an electric bulb light up ?
Verified Answer
How do we make an electric bulb light up ?
1 In the UK the device that has betteries and a light, and sometimes is in the shape of a cylinder or wand is called a torch.
2 In the USA the same device is called a flashlight.
3 To make this bulb light up , one has to have one or two cells, in series, to create the voltage to make the filament glow.
4 Usuaally, the size of the battery holder will indicate the type of battery.
5 There are others , designed to be plugged into a wall outlet, that re-charge their internal battery.
So, depending on the type of flashlight and the type of power it needs, then the device needs a battery or some source of energy.
This question is part of UPSC exam. View all Class 6 courses
Most Upvoted Answer
How do we make an electric bulb light up ?
Filament(a thin wire) is collected to its two terminal.
Filament glows when electric current pass its terminals.
Filament glows when electric current pass its terminals.
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How do we make an electric bulb light up ?
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How do we make an electric bulb light up ? for Class 6 2024 is part of Class 6 preparation. The Question and answers have been prepared according to the Class 6 exam syllabus. Information about How do we make an electric bulb light up ? covers all topics & solutions for Class 6 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for How do we make an electric bulb light up ?.
How do we make an electric bulb light up ? for Class 6 2024 is part of Class 6 preparation. The Question and answers have been prepared according to the Class 6 exam syllabus. Information about How do we make an electric bulb light up ? covers all topics & solutions for Class 6 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for How do we make an electric bulb light up ?.
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