Who was the host nation of 2015 Men's Rugby World Cup?
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The first large scale electrical air conditioning was invented and used in 1902 by
Why boiling point of water decreases at high altitudes?
A body has a weight W on the surface of Earth. What is its weight on a planet whose mass is 15 times that of Earth and a radius that is 4 times that of the earth?
The motion of a freely falling body is an example of ______________ accelerated motion.
The side mirrors of vehicles are of which type of mirrors?
Propagation of sound can be visualised as propagation of _____________ variations in the medium.
Which of the following is the treatment of water pollution?