Propagation of sound can be visualised as propagation of _____________ variations in the medium.
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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)
Which of the following is used to protect objects in computer system, in the absence of more complete protection schemes?
Name the official language of Brazil?
Himalayan mountain range falls under which type of mountains?
The motion of a freely falling body is an example of ________________________ motion.
Which is the warmest layer of the atmosphere?
What is the mean temperature of Earth?
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