# KVPY (Kishore Vaigyanik Protsahan Yojana) Stream SB-SX (Class 12 & 1st Year B.Sc.) Math: Questions 146 - 150 of 172

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## Question number: 146

» Basic Mathematics » Geometry » Circle and Properties

Appeared in Year: 2015

MCQ▾

### Question

Among all sectors of a fixed perimeter, choose the one with maximum area. Then the angle at the centre of this sector (i. e. , the angle between the bounding radii) is –

### Choices

Choice (4) Response

a.

b.

c.

d.

2

## Question number: 147

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2015

MCQ▾

### Question

A mirror in the first quadrant is in the shape of a hyperbola whose equation is . A light source in the second quadrant emits a beam of light that hits the mirror at the points . If the reflected ray is parallel to the axis, the slope of the incident beam is –

### Choices

Choice (4) Response

a.

b.

c.

2

d.

## Question number: 148

Appeared in Year: 2015

MCQ▾

### Question

Let,

Which of the following statement is FALSE?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 149

» Basic Mathematics » Arithmetic » Number Games

Appeared in Year: 2015

MCQ▾

### Question

The largest perfect square that divides is –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 150

Appeared in Year: 2015

MCQ▾

### Question

If is a cubic polynomial with , and , then

### Choices

Choice (4) Response

a.

3

b.

2

c.

5

d.

4

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