A solid cube of metal each of whose sides measures 2.2 cm is melted to from a cylindrical wire of radius 1mm . Find the length of wire so obtained.
Answers
Answered by
3
I thing the answer is 3.39 cm.
Answered by
6
volume of cube = a^3
(2.2)^3 = 10.648
volume of cylinder =πr^2h
22/7×1/10×1/10×h=10.648
22×1×1×h=7453.6
22h=7453.6
h=7453.6/22
h=338.8
(2.2)^3 = 10.648
volume of cylinder =πr^2h
22/7×1/10×1/10×h=10.648
22×1×1×h=7453.6
22h=7453.6
h=7453.6/22
h=338.8
Similar questions