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Question

Which of the following can be used to conserved energy in our daily life?


A
Solar calculator
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B
Pressure cooker
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C
Solar cooker
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D
Both A and C
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Solution

The correct option is D Both A and C
Solar-powered calculators are hand-held electronic calculators powered by solar cells mounted on the device.
A solar cooker is a device which uses the energy of direct sunlight to heat, cook or pasteurise drink.
So they use sunlight directly to run and require no additional power source, hence can be used to conserve energy in our daily life.

Science

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