Bubbles of air rise up through liquids due to
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In nuclear reactor, cadmium rods are used as which of the following?
Choose the most appropriate answer:In which atmospheric layer are the communication satellites located?
The communication satellites are located in Ionosphere.
In a qualitative way, the tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called _________.
Air moves from the region where the air _____________________________.
The unit of measurement of noise is
The weight of a boy on the surface of the moon is 300 N. The weight of the same boy on the surface of the earth will be
In a hydrogen atom, an electron moves in an orbit of radius 5.0 x 10-11 m with a speed of 2.2 x 106 m/s. What is the equivalent current? (Electronic charge = 1.6 x10-19 C)
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