# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 524 - 530 of 1484

Access detailed explanations (illustrated with images and videos) to 1484 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

## Question number: 524

Edit
MCQ▾

### Question

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 number: 525

Edit
MCQ▾

### Question

If then = ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 526

Edit
MCQ▾

### Question

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 number: 527

Edit
MCQ▾

### Question

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.

## Question number: 528

Edit
MCQ▾

### Question

In the equation , the sum of the roots is -2 and the product of the roots is 3. Then h and k have the value ________ respectively.

### Choices

Choice (4)Response

a.

10 and -1

b.

-5 and 3

c.

15 and -5

d.

-10 and 1

## Question number: 529

Edit
MCQ▾

### Question

is divisible by when ‘n’ is ________.

### Choices

Choice (4)Response

a.

A natural number

b.

An odd number

c.

A prime number

d.

An even number

## Question number: 530

Edit
MCQ▾

### Question

How much is more than ?

### Choices

Choice (4)Response

a.

8ab

b.

- 6ab

c.

- 8ab

d.

4ab

Developed by: