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Question

On rotating the given triangle along its vertical axis, the diameter and the height of the 3D figure obtained is and respectively.


A
4 cm
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B
6 cm
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C
5 cm
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D
2 cm
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E
10 cm
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Solution

The correct option is C 5 cm
On rotating the given triangle along its vertical axis, the 3D shape obtained will be a cone having the following dimensions:


Hence,
Diameter of the cone = 4 cm
Height of the cone = 5 cm

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