NDA (National Defense Academy) Mathematics: Questions 237 - 245 of 384

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Question number: 237

» Differential Calculus » Algebraic Operations on Continuous Functions

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MCQ▾

Question

What isequal to?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 238

» Vector Algebra » Addition of Vectors

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MCQ▾

Question

What is the value of if the vectors are coplanar?

Choices

Choice (4)Response

a.

7

b.

c.

d.

Question number: 239

» Algebra » Geometric and Harmonic Progressions

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MCQ▾

Question

If the sequence is a geometric progression and then what is the value of ?

Choices

Choice (4)Response

a.

3

b.

1

c.

5

d.

Cannot be determined

Question number: 240

» Trigonometry » Trigonometrical Ratios

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Appeared in Year: 2012

MCQ▾

Question

The angle of elevation of the tip of a flag staff from a point due south of its base is . What is the height of the flagstaff corrects to the nearest meter.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 241

» Trigonometry » Angles and Their Measures in Degrees and in Radians

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MCQ▾

Question

What is the value of ?

Choices

Choice (4)Response

a.

b.

0

c.

d.

Question number: 242

» Analytical Geometry of Two and Three Dimensions » Ellipse and Hyperbola

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Appeared in Year: 2012

MCQ▾

Question

If the latus rectum of an ellipse is equal to half of the minor axis, then what is its eccentricity?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 243

» Algebra » Arithmetic Progression

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MCQ▾

Question

The geometric mean and harmonic mean of two non-negative observations are and respectively. Then what is the arithmetic mean of the observation equal to:

Choices

Choice (4)Response

a.

32.5

b.

33.3

c.

34

d.

32

Question number: 244

» Algebra » Quadratic Equations with Real Coefficients

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Appeared in Year: 2012

MCQ▾

Question

What is the distant between the lines and ?

Choices

Choice (4)Response

a.

Units

b.

0

c.

Units

d.

Units

Question number: 245

» Algebra » Quadratic Equations with Real Coefficients

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Appeared in Year: 2016

MCQ▾

Question

If both the roots of the equation lie between then which one of the following is correct?

Choices

Choice (4)Response

a.

b.

c.

d.

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