A cylindrical container is of depth 20 m and radius 0.7 m. Calculate the curved surface area of the cylindrical vessel.

385

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192.5

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96.25

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770

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Solution

The correct option is C
96.25

Curved surface area (CSA) of the cylindrical vessel $= 2 π r d$
$\Rightarrow$ CSA $= π \times 2 \times \frac{7}{10} \times 20$
$\Rightarrow$ CSA $= \frac{22}{7} \times 2 \times \frac{7}{10} \times 20$
$\Rightarrow$ CSA $= 88 m^{2}$

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A cylindrical container is of depth 20 m and radius 0.7 m. Calculate the curved surface area of the cylindrical vessel.

The correct option is C 96.25 Curved surface area (CSA) of the cylindrical vessel =2πrd ⇒ CSA =π×2×710×20 ⇒ CSA =227×2×710×20 ⇒ CSA =88 m2

The correct option is C
96.25

Curved surface area (CSA) of the cylindrical vessel $= 2 π r d$
$\Rightarrow$ CSA $= π \times 2 \times \frac{7}{10} \times 20$
$\Rightarrow$ CSA $= \frac{22}{7} \times 2 \times \frac{7}{10} \times 20$
$\Rightarrow$ CSA $= 88 m^{2}$