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Mathematics
19. Surface Area and Volume of a Right Circular Cylinder
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Q9 of 70 Page 19

In a cylinder, if radius is halved and height is doubled, the volume will be

Let radius of cylinder = r


Let height of cylinder = h


So, volume of cylinder = πr2h


Now radius become =


Now height becomes = 2h


So, volume =


It become HALF .

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If the radius of a cylinder is doubled and the height remains same, the volume will be

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If the height of a cylinder is doubled and radius remains the same, then volume will be

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If the height of a cylinder is doubled, by what number must the radius of the base be multiplied so that the resulting cylinder has the same volumes as the original cylinder?

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The volume of a cylinder of radius r is 1/4 of the volume of a rectangular box with a square base of side length x. If the cylinder and the box have equal heights, what is r in terms of x?

Questions · 70
19. Surface Area and Volume of a Right Circular Cylinder
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