Tuesday, 3 December 2013

If the kinetic enrgy of a body is 60 joule and its momentum is also 60kgm/s what is the velocity and mass of that body respectivly
a) 2m/s , 30kg
b) 2m/s , 60kg
c) 4m/s , 30kg
d) 4m/s , 15kg
e) 8m/s , 15kg

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