NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 624 - 629 of 2000

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Question number: 624

» Mathematics » Surface Areas & Volumes

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Question

A hollow sphere of internal and external diameters 8 cm and 16 cm respectively is melted into a cone of base diameter 24 cm. Find the height of the cone.

Choices

Choice (4) Response

a.

24.88 cm

b.

21.6 cm

c.

12.44 cm

d.

6.22 cm

Question number: 625

» Mathematics » Surface Areas & Volumes

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Question

The base radius of a cylinder is times its height. The cost of painting its CSA at is Rs. 3.96. The volume of the liquid is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 626

» Chemistry » The Nature of Matter

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Question

Colloidal solution containing a liquid dispersed in liquid is ________.

Choices

Choice (4) Response

a.

Smoke

b.

Dust

c.

Emulsion

d.

Gels

Question number: 627

» Mathematics » Number Systems

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Question

If A: If the denominator of a rational number has 2 as a prime factor, then that rational number can be expressed as a terminating decimal and R: is a terminating decimal, then which of the following statements is correct?

Choices

Choice (4) Response

a.

A is false and R is an example supporting A

b.

A is true and R is false

c.

A is true and R is an explanation of A

d.

A is false and R is true

Question number: 628

» Biology » Fundamentals Unit of Life

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Question

Post-translational modification takes place in

Choices

Choice (4) Response

a.

ER

b.

Golgi-complex

c.

Nucleus

d.

Mitochondria

Question number: 629

» Mathematics » Number Systems

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Question

Solution of is

Choices

Choice (4) Response

a.

b.

c.

d.

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