NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 803 - 809 of 1484

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Question number: 803

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The distance of the point from the origin is

Choices

Choice (4) Response

a.

units

b.

units

c.

units

d.

Both b. and c. are correct

Question number: 804

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The point (-1,3) belongs to Quadrant ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 805

» Mathematics » Quadratic Equations

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MCQ▾

Question

The product of two consecutive odd numbers is 99. The numbers are

Choices

Choice (4) Response

a.

11 & -9

b.

11 & 9

c.

-11 & 9

d.

Question does not provide sufficient data or is vague

Question number: 806

» Mathematics » Quadratic Equations

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MCQ▾

Question

If the sum of the roots of the quadratic equation is equal to the product of the roots, then the value of ‘k’ is

Choices

Choice (4) Response

a.

-3

b.

2

c.

3

d.

-2

Question number: 807

» Mathematics » Quadratic Equations

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MCQ▾

Question

If one root of the equation is twice the other, then ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 808

» Mathematics » Trigonometry

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MCQ▾

Question

The angle of elevation of top of a vertical tower from a point P on the ground is . At a point Q, 20 m vertically above P, the angle of elevation is . Find the height of tower.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 809

» Mathematics » Triangles

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MCQ▾

Question

In the bisector of intersects QR in D. If QD: DR = 6: 13 and PR = 26 cm then PQ = ________.

Choices

Choice (4) Response

a.

12 cm

b.

24 cm

c.

7.5 cm

d.

6 cm

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