Transformation of Energy

IMPORTANT

Transformation of Energy: Overview

This Topic covers sub-topics such as Transformation of Energy, Conversion of Sound Energy into Electrical Energy, Conversion of Electrical Energy into Chemical Energy and, Conversion of Light Energy into Chemical Energy

Important Questions on Transformation of Energy

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IMPORTANT

Which of the following converts electrical energy into sound energy.

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In which of the following light energy is converted into electrical energy

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Which of the following can convert chemical energy into heat and light  energy.

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When will transformation of energy takes place?

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Give an example in which heat energy is converted into mechanical energy.

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Give some examples of the sound energy being converted into electrical energy.

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Mention some examples in which electrical energy is converted into sound energy.

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Give some examples of light energy to electrical energy.

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Explain the example of energy conversion from light to chemical.

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Write few cases in which electrical energy is converted to heat energy.

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Write few cases in which the electrical energy is converted into light energy.

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Write an example of conversion of electrical energy to chemical energy.

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Write some examples of chemical energy converted into light and sound energy and also heat energy.

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Give some examples in which chemical energy is converted to heat energy and light energy.

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What are the energy changes happening while charging and discharging battery?

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Write few examples where electrical energy is converted into magnetic energy.

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 The energy conversion happening during charging of a battery is :

MEDIUM
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Which one of the following is the single most source of energy?

HARD
IMPORTANT

How does an iron box get heated?