The volume of a cylinder having base radius 3 cm is 396 cm³. Find its curved surface area (in cm²): Option 1: 280 Option 2: 301.5 Option 3: 264 Option 4: 320.6

The answer is '264'. View full solution:

CUET General Test - The volume of a cylinder having base radius 3 cm is 396 cm³. Find its curved surface area (in cm²): | PYQs + Solutions

CUET General Test

Geometry

Medium

280

301.5

264

320.6

✅ Correct Option: 3

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A volume of a wall is 128 cm $^3$ . If the height of the wall is 6 times its breadth and the length is 9 times its breadth, find the breadth.

14 May Shift 1

Match the given areas of various solid objects with their respective formulae:

List I	List II
Area of solid object	Formula
(A) Lateral surface area of a cylinder	(I) $\pi r\sqrt{r^2 + h^2}$
(B) Total surface area of a hemisphere	(II) $4\pi r^2$
(C) Lateral surface area of a cone	(III) $2\pi rh$
(D) Surface area of a sphere	(IV) $3\pi r^2$

(Where, r = radius of the solid shape (or base) and h = height of the solid shape.)

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Match List-I with List-II

List-I	List-II
(Shapes)	(Area/Perimeter/Diagonal/slant height)
(A) Trapezium	(I) √(l² + b² + h²)
(B) Sector of a circle	(II) √(R² + (R - r)²)
(C) Cuboid	(III) 1/2 h(a + b)
(D) Frustum of cone	(IV) (θ/360°) × 2πr

Choose the correct answer from the options given below: