NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 686 - 692 of 1484

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Question number: 686

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The point on X-axis equidistant from and is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 687

» Mathematics » Trigonometry

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MCQ▾

Question

The angle of elevation of the top of an unfinished tower at a point of distance 60 m from its base is . How much height must the tower be raised so that the angle of elevation be ?

Choices

Choice (4) Response

a.

m

b.

m

c.

m

d.

All of the above

Question number: 688

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The points form the vertices of

Choices

Choice (4) Response

a.

Equilateral triangle

b.

Right angled triangle

c.

Isosceles right angled triangle

d.

Isosceles triangle

Question number: 689

» Mathematics » Quadratic Equations

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MCQ▾

Question

If is a positive integer and the roots of the equation are rational numbers, then the smallest value of is:

Choices

Choice (4) Response

a.

1

b.

5

c.

3

d.

4

Question number: 690

» Mathematics » Probability

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MCQ▾

Question

The probability for a randomly selected number out of 11,12,13,14, …. , 50 to be a prime number is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 691

» Mathematics » Trigonometry

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MCQ▾

Question

The value of = ________.

Choices

Choice (4) Response

a.

b.

c.

1

d.

Question does not provide sufficient data or is vague

Question number: 692

» Mathematics » Probability

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MCQ▾

Question

The probability for a leap year to have 53 Sundays is

Choices

Choice (4) Response

a.

b.

c.

d.

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