NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 476 - 484 of 1484

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Question 476

Question

MCQ▾

The roots of are

Choices

Choice (4)Response

a.

-4 and -6

b.

4 only

c.

-6 and 4

d.

-6 only

Question 477

Question

MCQ▾

The cost of painting the TSA of cone at is ₹ 8.8. The volume of the cone its slant height being 25 cm is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 478

Question

MCQ▾

If P = and Q = then ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 479

Question

MCQ▾

A piece of metal pipe is 77 cm long with inside diameter of the cross section as 16 cm. If the outer diameter is 18 cm and the metal weighs the weight of pipe is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 480

Question

MCQ▾

The AM between and is

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question 481

Question

MCQ▾

If , , are in AP, then x must be equal to

Choices

Choice (4)Response

a.

3

b.

c.

1

d.

8

Question 482

Question

MCQ▾

The values of ‘k’ for which the equation will have real and equal roots are

Choices

Choice (4)Response

a.

-12 and 8

b.

12 and -8

c.

-5 and 15

d.

4 and -24

Question 483

Question

MCQ▾

Let and be the arithmetic progressions such that , and . Find the sum of the first two hundred terms of the progressions , …

Choices

Choice (4)Response

a.

b.

200

c.

d.

Question 484

Question

MCQ▾

The point of intersection of X and Y axes is called

Choices

Choice (4)Response

a.

Common point

b.

Origin

c.

Null point

d.

Question does not provide sufficient data or is vague

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