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CBSE Notes 2011-2012 » X-Science-Part1

Sources of Energy

The complex compounds are broke down by which of the following organisms ?

Multiple choice question

The complex compounds are broke down by which of the following organisms ?

Slowing down of neutrons is done by using materials rich of

Multiple choice question

Slowing down of neutrons is done by using materials rich of

Fusion is preferred over fission as A : Products of fusion are not harmful B : Energy released is co...

Multiple choice question

Fusion is preferred over fission as
A : Products of fusion are not harmful
B : Energy released is comparatively higher

It is given that a fission of 235U releases 200 MeV while a fusion of a deuteron with another releas...

Multiple choice question

It is given that a fission of 235U releases 200 MeV while a fusion of a deuteron with another releases 20 MeV approximately. It may be concluded that

The average temperature difference between the top and bottom of the sea water is

Multiple choice question

The average temperature difference between the top and bottom of the sea water is

Biogas is a better fuel as it has

Multiple choice question

Biogas is a better fuel as it has

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