EASY
12th CBSE
IMPORTANT
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If E and B represent electric and magnetic field vectors of the electromagnetic wave, the direction of propagation of electromagnetic wave is along

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Important Questions on Electromagnetic Waves

EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.6
The ratio of contributions made by the electric field and magnetic field components to the intensity of an EM wave is
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.7
An EM wave radiates outwards from a dipole antenna, with E0 as the amplitude of its electric field vector. The electric field E0 which transports significant energy from the source falls off as
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.8
An electromagnetic wave travels in vacuum along z direction: E=(E1i^-E2 j^)cos(kz-ωt). Choose the correct options from the following:
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.9
An electromagnetic wave travelling along z-axis is given as: E=E0cos(kz-ωt). Choose the correct options from the following:
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.1
A plane electromagnetic wave propagating along x direction can have the following pairs of E and B.
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.11
A charged particle oscillates about its mean equilibrium position with a frequency of 109 Hz. The electromagnetic waves produced:
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.12
The source of electromagnetic waves can be a charge.
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Physics - Class 12>Chapter 8 - Electromagnetic Waves>MCQ>Q 8.13
An electromagnetic wave of intensity I falls on a surface kept in vacuum and exerts radiation pressure p on it. Which of the following are true?