Question : The radius of a cylinder is 14 cm. If the height of the cylinder is four times of its radius, then what is the curved surface area of the cylinder?
Option 1: 5546 cm²
Option 2: 4928 cm²
Option 3: 4694 cm²
Option 4: 5214 cm²

Question

Question : The radius of a cylinder is 14 cm. If the height of the cylinder is four times of its radius, then what is the curved surface area of the cylinder?

Option 1: 5546 cm²

Option 2: 4928 cm²

Option 3: 4694 cm²

Option 4: 5214 cm²

Team Careers360 · Accepted Answer

Correct Answer: 4928 cm²

Solution : Given that: $r= 14$ cm and $h = 4r= 4 × 14 = 56$ cm
$ herefore$ Curved surface of the cylinder = $2\pi r h=2 imes \frac{22}{7} imes 14 imes 56 = 4928$ cm²
Hence, the correct answer is 4928 cm².

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Question : The radius of a cylinder is 14 cm. If the height of the cylinder is four times of its radius, then what is the curved surface area of the cylinder?Option 1: 5546 cm2Option 2: 4928 cm2Option 3: 4694 cm2Option 4: 5214 cm2

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Question : The radius of a cylinder is 14 cm. If the height of the cylinder is four times of its radius, then what is the curved surface area of the cylinder?
Option 1: 5546 cm²
Option 2: 4928 cm²
Option 3: 4694 cm²
Option 4: 5214 cm²