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An iron rod of diameter 1cm and length 8cm is drawn into a wire of length 18m of uniform thickness. Find the thickness of the wire?A. 0.09cm B. 0.08cm C. 0.06cm D. 0.05cmFULL STEPS WOULD BE APPRETIATED.XD. |
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Answer» Answer: 0.06cm Step-by-step explanation: As we KNOW.. Volume of cylinder is pai r^2h = 22 x r^2 x h ----- 7 , volume are same for both rod so we can compare 22 x 1^2 x 8. =. 22 x r^2 x 1800 ____. ____ 7. 7 1 x 8. = r^2 ______ 18 x 100 0.4444 =. r^2 _______ 100 Taking square root r = 0.06 CM |
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