NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 379 - 386 of 1484

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Question number: 379

» Mathematics » Surface Area and Volumes

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Question

A cylindrical vessel of diameter 8 cm is partly filled with water. 150 lead balls are dropped in it. The raise in water level is 0.4 cm. The diameter of each ball is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 380

» Mathematics » Surface Area and Volumes

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Question

The lateral surface area of a right circular cylinder with base radius 14 cm and height 5 cm is

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question number: 381

» Mathematics » Polynomials

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Question

Express in lowest terms.

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Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 382

» Mathematics » Quadratic Equations

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Question

If has roots which are numerically equal but of opposite signs, the value of ‘n’ must be

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Choice (4)Response

a.

b.

c.

0

d.

1

Question number: 383

» Mathematics » Surface Area and Volumes

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Question

The area of the base of a cone is 154 sq cm. Its height is 24 cm. Then its total surface area is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 384

» Mathematics » Polynomials

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Question

If we divide is divided by , then the quotient is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 385

» Mathematics » Arithmetic Progressions

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Question

The AM between and is

Choices

Choice (4)Response

a.

51

b.

43

c.

63

d.

49

Question number: 386

» Mathematics » Quadratic Equations

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Question

Two values whose sum is 8 and the absolute value of whose difference is 12 are the roots of the equation

Choices

Choice (4)Response

a.

b.

c.

d.

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