A force due to which moving objects (wind and water current) tend to deflect to the right in Northern hemisphere and left in Southern hemisphere is known as:
The waves used in radar systems are _______ waves.
The audible range of sound for an average adult human being is ______.
Which of the following is the SI unit of temperature ?
The lens-type commonly used for correcting presbyoPia is .........
Ultrasonic sounds are the sounds that have frequencies?
The Earth is nearest to the Sun on:
The lowest temperature is recorded by:
The resistance of an ideal voltmeter is;
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