Analytical Geometry of Two and Three Dimensions [NDA (National Defense Academy) Mathematics]: Questions 9 - 14 of 30

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Question number: 9

» Analytical Geometry of Two and Three Dimensions » Angle between Two Lines

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MCQ▾

Question

Out of points in a plane, points are in the same straight line, triangles can be formed by joining these points. What is the value of

Choices

Choice (4)Response

a.

4

b.

3

c.

6

d.

5

Question number: 10

» Analytical Geometry of Two and Three Dimensions » Distance of a Point from a Line

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MCQ▾

Question

Two poles are and high. The line joining their tips makes an angle of with the horizontal. What is the distance between the poles?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 11

» Analytical Geometry of Two and Three Dimensions » Equation of a Line in Various Forms

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MCQ▾

Question

What is the sum of the squares of direction cosines of the line joining the points ?

Choices

Choice (4)Response

a.

b.

1

c.

0

d.

Question number: 12

» Analytical Geometry of Two and Three Dimensions » Distance of a Point from a Line

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MCQ▾

Question

The angle of elevation of a tower at a level ground is . The angle of elevation becomes . when moved towards the tower. If the height of tower is , then what is equal to?

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 13

» Analytical Geometry of Two and Three Dimensions » Rectangular Cartesian Coordinate System

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MCQ▾

Question

What is perimeter of the triangle with vertices and ?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 14

» Analytical Geometry of Two and Three Dimensions » Distance of a Point from a Line

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Appeared in Year: 2012

MCQ▾

Question

The angle of elevation of a tower at a level ground is . The angle of elevation becomes . when moved towards the tower. If the height of tower is , the what is equal to?

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

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