A shotput is a metallic sphere of radius...

A shotput is a metallic sphere of radius 4.9 cm. If the density of the metallic sphere is 7.8g per `cm^3`. Find the mass of the shotput.

Verified by Experts

radius of sphere=4.9cm
Volume of sphere=`4/3piR^3`
`=4/3*22/7*0.7*4.5*4.5`
Volume=`493cm^3`
Mass of 1`cm^3`=78g
Mass of 493=78*493=3895 g.

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