Question 16

Why do bulbs have two terminals?

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Solution

Bulb has two terminals to connect the filament with the terminals of a cell or a battery so that the current can pass through the filament.

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Question 16

Why do bulbs have two terminals?

The two terminals of the bulb are the metal case of the bulb and ____________________.

Question 16

Why is it advised not to hold the thermometer by its bulb while reading it?

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