MEDIUM
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Which form of energy is stored in a stretched rubber band?

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Important Questions on Work, Energy and Power

EASY
What is the energy transformation that takes place in a solar cell?
HARD
What type of energy transformation occurs in a windmill?
HARD
What is the primary energy transformation in a solar panel?
MEDIUM

Explain the difference.

Thermal electricity generation and solar thermal electricity generation.

EASY

Which is the best method for the generation of electric power by using solar cell?

MEDIUM
Which of the following energy transformation takes place in a photo cell?
MEDIUM

Which two methods are commonly used to convert solar energy into electrical energy?

MEDIUM

What is generated in a solar cell, when sunlight strikes the semiconductor material?

EASY

The _____ energy stored in the wood gets converted into heat and light energies when it is burnt.

HARD
In a coal-fired power plant, which energy transformation occurs first?
EASY
If the displacement of an object is zero, work done on it is also zero.
EASY
Electrical energy can be considered as a type of kinetic energy.
MEDIUM

What are the advantages and limitations of solar energy?

EASY
During photosynthesis, chemical energy is converted into light energy.
EASY
Which type of energy is produced by the movement of electric charges?
MEDIUM

Which one of the following principles is used for directly generating an electric current using sunlight?