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प्रश्न
In a right circular cone , the cross-section made by a plane parallel to the base is a
विकल्प
circle
frustyum of a cone
sphere
hemisphere
उत्तर
When a plane parallel to the base of a cone cuts it, then a frustum and a smaller cone is formed.
The cross-section thus formed will be a circle.
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संबंधित प्रश्न
A metallic bucket, open at the top, of height 24 cm is in the form of the frustum of a cone, the radii of whose lower and upper circular ends are 7 cm and 14 cm respectively. Find :
(i) the volume of water which can completely fill the bucket.
(ii) the area of the metal sheet used to make the bucket.
[Use π =\[\frac{22}{7}\]
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