# NEET Physics: Questions 1448 - 1452 of 2099

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## Question number: 1448

MCQ▾

### Question

An ideal gas expands in such a manner that its pressure and volume can be related by equation PV 2 = constant. During this process, the gas is

### Choices

Choice (4) Response
a.

Heated

b.

Cooled

c.

First heated and then cooled

d.

Neither heated nor cooled

## Question number: 1449

MCQ▾

### Question

The volume of a solid rubber ball when it is carried from the surface to the bottom of a 200 m deep lake decreases by 0.1 %. The value for bulk modulus of elasticity for rubber will be

### Choices

Choice (4) Response
a.

2 × l0 6 Pa

b.

2 × 10 -4 Pa

c.

2 × l0 4 Pa

d.

2 × l0 9 Pa

## Question number: 1450

MCQ▾

### Question

The ratio of wavelength of deuteron & proton accelerated by an equal potential is,

### Choices

Choice (4) Response
a.

b.

c.

d.

## Question number: 1451

MCQ▾

### Question

A student takes 50 gm wax (specific heat = 0.6 kcal/kg °C) and heats it till it boils. The graph between temperature and time is as follows. Heat supplied to the wax per minute and boiling point are respectively.

### Choices

Choice (4) Response
a.

500 cal, 50°C

b.

1000 cal, 100°C

c.

1500 cal, 200°C

d.

1000 cal, 200°C

## Question number: 1452

MCQ▾

### Question

In a Young’s double slit experiment, the separation between the slits is 0.10 mm, the wavelength of light used is 600 nm and the interference pattern is observed on a screen 1.0 m away. Find the separation between the successive bright fringes.

### Choices

Choice (4) Response
a.

6 cm

b.

6.6 mm

c.

6 m

d.

6.0 mm