# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 276 - 284 of 1484

Access detailed explanations (illustrated with images and videos) to 1484 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 500.00 -OR-

## Question 276

### Question

MCQ▾

The sum of and its reciprocal is

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 277

### Question

MCQ▾

If and then = ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question 278

### Question

MCQ▾

The ratio by which divides the join of and is ________.

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 279

### Question

MCQ▾

The sum of ‘n’ terms of an AP is . Then the nth term is

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 280

MCQ▾

= ________.

### Choices

Choice (4)Response

a.

1

b.

-1

c.

0

d.

All of the above

## Question 281

MCQ▾

Simplify:

### Choices

Choice (4)Response

a.

b.

1

c.

d.

Question does not provide sufficient data or is vague

## Question 282

### Question

MCQ▾

If P = , Q = and R = then the value of is

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 283

### Question

MCQ▾

Which of the following expression is a rational expression?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 284

### Question

MCQ▾

The total surface area of a cylinder is 110 sq cm with height 1.5 cm. Then its volume is

### Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: