Experimental Skills (AIIMS (All India Institute of Medical Sciences) Physics): Questions 1 - 3 of 3

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Question number: 1

» Experimental Skills » Refractive Index

Appeared in Year: 2004

MCQ▾

Question

An object is immersed in a fluid. In order that the object becomes invisible, it should – [AIIMS]

Choices

Choice (4) Response

a.

Behave as a perfect reflector

b.

Have refractive index one

c.

Absorb all light falling on it

d.

Have refractive index exactly matching with that of the surrounding fluid

Question number: 2

» Experimental Skills » Speed of Sound in Air

MCQ▾

Question

The speed of sound in a gas at S. T. P. is Equation and the density of the gas is Equation . Find the number of degrees of freedom of a molecule of the gas.

Choices

Choice (4) Response

a.

6

b.

5

c.

3

d.

4

Question number: 3

» Experimental Skills » Speed of Sound in Air

MCQ▾

Question

The velocity of sound in air at Equation is Equation . At what temperature its velocity will be half?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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