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Maninder Singh
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Professor C.V. Raman’s demonstration was based on the radiation pressure exerted by e.m. waves. Tails of coments are due to pressure exerted due to solar radiation. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.

class 12 physicselectromagnetic wavespropertyof e.m. waves was he exhibitingshort answer questions
Maninder Singh
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A microwave oven heats up a food item containing water molecules efficiently because frequency of waves produced in oven just matches with the frequency of vibrations of water molecules. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.

class 12 physicselectromagnetic wavesmicrowave oven heats up food itemshort answer questions
Maninder Singh
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As electromagnetic waves are plane polarised, therefore the receiving antenna of portable radio should be parallel to electric/magnetic part of the wave. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.

class 12 physicselectromagnetic wavesshort answer questionsthe partable radio with respect to broadcasting station important
Maninder Singh
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Yes, the magnitude of displacement current changes [actually decreases] if the frequency of the a.c. source is decreased. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.

class 12 physicsdisplacement current change if the frequency of the a.c.electromagnetic wavesshort answer questions
Maninder Singh
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Magnitudes of both conduction current as well as displacement current are zero when a capacitor is fully charged by a d.c. source. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.

class 12 physicselectromagnetic wavesshort answer questionsthe magnitudes of conduction and displacement currents fully charged