NEET Physics: Questions 1452 - 1456 of 2098

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Question number: 1452

» Properties of Solids & Liquids » Terminal Velocity

MCQ▾

Question

A large open tank has two holes in the wall. One is a square hole of side L at a depth y from the top and the other is a circular hole of radius if at a depth 4y from the top. When the tank is completely filled with water the quantities of water flowing out per second from both the holes are the same. Then R is equal to

Choices

Choice (4) Response

a.

2πL

b.

L

c.

L2π

d.

L2π

Question number: 1453

» Atoms and Nuclei » Hydrogen Spectrum

MCQ▾

Question

The Lyman series of hydrogen spectrum lies in the region

Choices

Choice (4) Response

a.

Visible

b.

Ultraviolet

c.

X-rays

d.

Infrared

Question number: 1454

» Thermodynamics » Thermal Equilibrium

MCQ▾

Question

A monatomic gas (y=53) is suddenly compressed to of its original volume adiabatically, than the pressure of the gas will change to

Choices

Choice (4) Response

a.

245

b.

8

c.

32 times its initial pressure

d.

403

Question number: 1455

» Properties of Solids & Liquids » Terminal Velocity

MCQ▾

Question

An incompressible liquid flows through a horizontal tube as shown in trite following fig. Then the velocity v of the fluid is

Flow of horizontal fluid Velocity of 8m/s

Flow of Horizontal Fluid Velocity of 8m/S

In above figure we show that in starting fluid flow with 8 m/s and then it divided in two way with one velocity of 4 m/s

Choices

Choice (4) Response

a.

3.0 m/s

b.

1.5 m/s

c.

2.25 m/s

d.

1.0 m/s

Question number: 1456

» Thermodynamics » Concept of Temperature

MCQ▾

Question

Helium at 27° has a volume of 8 litres. It is suddenly compressed to a volume of 1 litre. The temperature of the gas will be [γ=53]

Choices

Choice (4) Response

a.

1200°C

b.

9327°C

c.

108°C

d.

927°C

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