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JEE Main 2014 Physics question

PhysicsWork, Energy and PowerJEE Main 2014

The average mass of rain drops is kg and their average terminal velocity is 9 m/s. Calculate the energy transferred by rain to each square metre of the surface at a place which receives 100 cm of rain in a year.

Answer: (2)

Solution

100 cm of rain over 1 m² is a volume of m³, i.e. a mass of kg. The kinetic energy delivered is $Missing argument for \frac\frac =

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Question ID VK-104442