NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 588 - 596 of 1484

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Question number: 588

» Mathematics » Quadratic Equations

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Question

If then becomes

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Choice (4)Response

a.

b.

c.

d.

Question number: 589

» Mathematics » Quadratic Equations

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Question

The roots of the equation are

Choices

Choice (4)Response

a.

Real and equal

b.

Irrational and unequal

c.

Rational and equal

d.

Imaginary

Question number: 590

» Mathematics » Quadratic Equations

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Question

If one root of the equation is , then the other root is:

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Choice (4)Response

a.

b.

c.

d.

Question number: 591

» Mathematics » Arithmetic Progressions

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Question

The nth term in the series

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Choice (4)Response

a.

b.

c.

d.

Question number: 592

» Mathematics » Arithmetic Progressions

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Question

Which term of the AP, 63,60,57,54, ………. . is the first negative term?

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Choice (4)Response

a.

19

b.

21

c.

23

d.

22

Question number: 593

» Mathematics » Coordinate Geometry

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Question

Two vertices of triangle are and and medians intersect at . Then the third vertex is________.

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Choice (4)Response

a.

b.

c.

d.

Question number: 594

» Mathematics » Polynomials

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Question

The product of two consecutive numbers is 72. Find them.

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Choice (4)Response

a.

72, -8

b.

-8,9

c.

8, -9

d.

-8, -9

Question number: 595

» Mathematics » Surface Area and Volumes

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Question

A hemispherical bowl is made of steel of 0.8 cm thickness. The inner radius of the bowl is 12 cm. The volume of steel used is ________.

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Choice (4)Response

a.

b.

c.

d.

Question number: 596

» Mathematics » Surface Area and Volumes

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Question

A top is of the shape of a cone over a hemisphere. The radius of the hemisphere is 7 cm. The total height of the top is 31 cm. The total area of top is ________.

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Choice (4)Response

a.

b.

c.

d.

All of the above

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