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OpenStudy (anonymous):
A particle of mass 100gm.fell down from a point 2.5meters high above the ground,it was embedded in it at a distance 2cm. Find the resistance force of the ground,measured in units of Kg.wt
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OpenStudy (anonymous):
square of the velocity on reaching the ground is 2*2.5 g the retardation produced is 5g/(2*.02) thus resistance produced is (5/(2*.02)) *.1 kgwt =12.5 kgwt
OpenStudy (anonymous):
but i've it 12.6kg.wt ..!!
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