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Question 1
The pressure exerted by a 760 mm column of mercury at 0 °C is known as
Question 2
The visible portion of the electromagnetic spectrum is
Question 3
The SI unit of mechanical power is:
Question 4
The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day is
Question 5
Two metallic wires made from copper have the same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes
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Dec 27CDS & Defence
