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CBSE Notes 2011-2012 » X-Science-Part1

Sources of Energy

Solar energy can be stored in

Multiple choice question

Solar energy can be stored in

Spherical reflectors used in solar devices to

Multiple choice question

Spherical reflectors used in solar devices to

Biogas is a mixture of (major portion)

Multiple choice question

Biogas is a mixture of (major portion)

All forms of energy come from

Multiple choice question

All forms of energy come from

The odd energy among the following is

Multiple choice question

The odd energy among the following is

Law of conservation of energy is a principle of

Multiple choice question

Law of conservation of energy is a principle of

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