NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 522 - 527 of 1484

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Question 522

Question

MCQ▾

The measures of the interior angles of a convex polygon are in AP. If the smallest angle is and the largest angle is , then the number of sides of the polygon is

Choices

Choice (4)Response

a.

6

b.

10

c.

9

d.

12

Question 523

Question

MCQ▾

A cylindrical vessel contains 24.948 liters of liquid. Cost of painting its CSA at 2 paise/sq cm is ₹ 47.52. Then its total surface area is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 524

Question

MCQ▾

The sum of ‘n’ terms of the series 2k, 4k, 6k, … is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 525

Question

MCQ▾

If then = ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 526

Question

MCQ▾

Ratio of curved surface areas of two cylinders with equal radii and heights of 4 cm and 3 cm respectively is

Choices

Choice (4)Response

a.

4: 3

b.

9: 4

c.

16: 9

d.

All of the above

Question 527

Question

MCQ▾

A cylindrical vessel of diameter 16 cm is partly filled with water. 75 lead balls are dropped in it. The raise in water level is 0.8 cm. The diameter of each ball is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

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