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Electricity Usage and its Purposes

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Questions and Answers

Why is the danger sign displayed on poles and electric substations?

To warn people that electricity can be dangerous if not handled properly (correct)

To indicate the direction of the nearest hospital

To mark the location of a power outage

To promote awareness about electrical science

What are the two terminals of an electric cell?

Left and right

Top and bottom

Front and back

Positive and negative (correct)

How does an electric cell produce electricity?

By absorbing sunlight

From the chemicals stored inside it (correct)

By connecting it to a power source

Through physical movement

What is the purpose of using electricity in operating pumps?

To lift water from wells or ground level to the roof top tank Signup and view all the answers

What is the consequence of carelessness in handling electricity?

Severe injuries and sometimes even death Signup and view all the answers

In what devices are electric cells commonly used?

Alarm clocks and wristwatches Signup and view all the answers

What is the purpose of using electricity for lighting?

To continue working at night by providing light Signup and view all the answers

What happens when the supply of electricity fails or is not available?

The torch provides electricity Signup and view all the answers

What are the markings on an electric cell?

Positive (+) and Negative (-) signs Signup and view all the answers

Where does a torch get electricity from?

An electric cell Signup and view all the answers