how many solid spere ,each of diameter 6cm can be made by melting a solid metal cylinder of height 45cm and 4cm
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volume of the cylinder=πr²h
=π*16*45
volume of sphere=4/3*πr³
=4/3*π*9=4*π*3
no. of spheres=volume of cylinder/volume of
each sphere
=π*16*45/π*4*3
=4*15=60
:-no. of spheres=60
=π*16*45
volume of sphere=4/3*πr³
=4/3*π*9=4*π*3
no. of spheres=volume of cylinder/volume of
each sphere
=π*16*45/π*4*3
=4*15=60
:-no. of spheres=60
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