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Q. Bubbles of air rise up through liquids due to
Bubbles of air rise up through liquids due to viscosity and buoyancy.
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Q. Infrasonic sound has a frequency lower than
Q. Water drops cannot stick to the oily surface due to
Q. We feel cool when we sit near the fan, this is because
Q. The copper losses in a transformer at half load compared to those at full load will be
Q. Sound of frequency below 20 Hz are called
Q. Which of the following set of conditions represents the easiest way to liquify a gas -
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Q. Which of the following voltmeters should be selected for most accurate reading?
Q. Steam at 1000C causes more severe burns than water at 100° C as
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