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indrical tĂĽnk has a capacity of 6160 cu cm. Find its depth if its radius is 14 m. Calculate the cost ong its curved outer surfacc at the rate of 3 per square melre. Take t14 m. Calculate the cost o |
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Answer» As the unit ofvolume given in the question is too small so considering it 6160 m³Volume of cylindrical tank =π r²×h⇒6160=π×(14)²×h⇒h = 10 mnow, the area of curved surface= 2π r×h =2π×14×10 =880 m²cost of painting that surface = Rs 3×880 = Rs2640 |
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