Three Dimensional Geometry (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream SBSX (Class 12 & 1st Year B.Sc.) Math): Questions 1  2 of 2
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Question number: 1
» Three Dimensional Geometry » Ratios and Direction Cosines
Appeared in Year: 2010
Question
Let V_{1} be the volume of a given right circular cone with O as the centre of the base and A as its apex. Let V_{2} be the maximum volume of the right circular cone inscribed in the given cone whose apex is O and whose base is parallel to the base of the given cone. Then the ratio is –
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Question number: 2
» Three Dimensional Geometry » Equations of 3D Lines, Planes, and Solids in Different Forms
Appeared in Year: 2013
Question
Suppose that the earth is a sphere of radius . The height from earth’s surface from where exactly a fourth of the earth’s surface is visible, is – (Model Paper)
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