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CBSE Notes 2011-2012 » VIII-Science

Combustion and Flame

Which one of the following will show spontaneous combustion ?

Multiple choice question

Which one of the following will show spontaneous combustion ?

The hottest zone of the flame is

Multiple choice question

The hottest zone of the flame is

While shaping gold into ornaments, which part of the flame directly used by goldsmith?

Multiple choice question

While shaping gold into ornaments, which part of the flame directly used by goldsmith?

Which fuel is the ideal fuel to be used at home ?

Multiple choice question

Which fuel is the ideal fuel to be used at home ?

The gas required for combustion is

Multiple choice question

The gas required for combustion is

Burning of hydrogen is an example of

Multiple choice question

Burning of hydrogen is an example of

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