Coordinate Geometry-Conic Sections (KVPY Stream-SA (Class 11) Math): Questions 1 - 2 of 2

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Question number: 1

» Coordinate Geometry » Conic Sections

MCQ▾

Question

The diameter of one of the bases of a truncated cone is 400 mm. If the diameter of this base is increased by 25 % such that it still remains a truncated cone with the height and the other base unchanged, the volume also increases by 25%. The radius of the other base (in mm) is-

Choices

Choice (4) Response

a.

90

b.

80

c.

100

d.

70

Question number: 2

» Coordinate Geometry » Conic Sections

Appeared in Year: 2011

MCQ▾

Question

The diameter of one of the bases of a truncated cone is 100 mm. If the diameter of this base is increased by 21 % such that it still remains a truncated cone with the height and the other base unchanged, the volume also increases by 21%. The radius of the other base (in mm) is

Choices

Choice (4) Response

a.

35

b.

65

c.

45

d.

55

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