how much volume of iron is required for making a solid iron rod with diameter 1.4 cm and length 90cm
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Find the volume of cylinder with radius 1.4/2 = 0.7 cm and h = 90 cm
dee16:
thanks Yaar
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8
D=1.4 so r=D/2=0.7
h=90cm
vol of rod = πr²h
=3.14*0.7*0.7*90
=138.47cm2
h=90cm
vol of rod = πr²h
=3.14*0.7*0.7*90
=138.47cm2
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