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Electromagnetic waves are produced by charges that are:
AUncharged
BNeutralised
CAccelerated
DMotionless
Answer & Solution
Correct answer: C. Accelerated
1. A charge sitting still gives only a static field.
2. A charge moving steadily gives a steady magnetic field.
3. Only accelerated charges radiate electromagnetic waves.
4. So the answer is accelerated.
_Source: NCERT Class 12 Physics, Ch 8 'Electromagnetic Waves'_
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