A girl of mass 50 kg is standing on pencil heels. The area of cross section of each heel is 1 cm sq and an elephant of mass 5000 kg and total area of the feet is 1000 cm sq is standing on the floor. Who will exert more pressure and what is the difference between the pressure exerted by the girl and the elephant? ( Ans: Girl;2×10 to the power 6 pa
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Answer:
250000-500000=2000000
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