AIPMT 2008 | Electromagnetic Waves Question 27 | Physics

AIPMT 2008

MCQ (Single Correct Answer)

-1

The velocity of electromagnetic radiation in a medium of permittivity $$\varepsilon $$₀ and permeability $$\mu $$₀ is given by

$${1 \over {\sqrt {{\mu _0}{\varepsilon _0}} }}$$

$$\sqrt {{{{\mu _0}} \over {{\varepsilon _0}}}} $$

$$\sqrt {{{{\varepsilon _0}} \over {{\mu _0}}}} $$

$$\sqrt {{\mu _0}{\varepsilon _0}} $$

AIPMT 2007

MCQ (Single Correct Answer)

-1

The electric and magnetic field of an electromagnetic wave are

in opposite phase and perpendicular to each other

in opposite phase and parallel to each other

in phase and perpendicular to each other

in phase and parallel to each other.

AIPMT 2005

MCQ (Single Correct Answer)

-1

If $$\lambda $$_v, $$\lambda $$_x and $$\lambda $$_m represent the wavelengths of visible light, X-rays and microwaves respectively, then

$${\lambda _m} > {\lambda _x} > {\lambda _v}$$

$${\lambda _m} > {\lambda _v} > {\lambda _x}$$

$${\lambda _v} > {\lambda _x} > {\lambda _m}$$

$${\lambda _v} > {\lambda _m} > {\lambda _x}$$

AIPMT 2003

MCQ (Single Correct Answer)

-1

Which of the following rays are not electromagnetic waves ?

X-rays

$$\gamma $$-rays

$$\beta $$-rays

heat rays

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