it is required to make a closed cylindrical tank of height 1 m and base diameter 140 cm from a metal sheet how many square metres of the metal sheet are required for the same
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Radius of tank = 140/ 2 = 70cm = 0.7 m
height of tank = 1m
we need to make a closed tank
therefore
TSA of cylinder = 2πr (r + h)
= 2 × 22/7 × 0.7 (0.7 + 1)
= 44 × 0.1 × 1.7
= 7.48 m^2
Ans. 7.48 m^2 metal sheet is required.
height of tank = 1m
we need to make a closed tank
therefore
TSA of cylinder = 2πr (r + h)
= 2 × 22/7 × 0.7 (0.7 + 1)
= 44 × 0.1 × 1.7
= 7.48 m^2
Ans. 7.48 m^2 metal sheet is required.
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10
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