Convection Worksheet with Answers PDF Download eBook - 54
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Trivia Quiz on Convection PDF Download eBook
MCQ: Convectional current only occurs in
- liquids and gases both
MCQ: Gases are
- very compressible
- very little compressible
- B and C both
MCQ: Virtual image is of same size as the object' is a true statement of plane mirror image.
- May be right or may be wrong
- Neither right nor wrong
MCQ: Knocking a nail into a wooden block with a hammer involves conversion between different forms of energy, which of the following choices present this conversion in correct order.
- chemical energy → gravitational potential energy → kinetic energy → (sound energy + heat energy)
- chemical energy → kinetic energy → gravitational potential energy → (sound energy + heat energy)
- chemical energy → (sound energy + heat energy) → kinetic energy → gravitational potential energy
- (sound energy + heat energy) → chemical energy → kinetic energy → gravitational potential energy
MCQ: We can say that one watt is defined as
- rate of work done or energy conversion of one joule per second
- rate of time of one second per joule
- rate of distance of one meter per joule
- rate of work done or energy conversion of one joule per meter