Which of the following radiation is used to get relief from body aches?
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Correct Answer: Option A
Detailed Explanation:
Infra-red radiation produces heat when absorbed by body tissues, which increases blood circulation, relaxes muscles, and reduces pain and stiffness.
UV radiation can damage skin and does not provide therapeutic heat; visible radiation lacks the penetrating warmth needed for pain relief.
Question 1 of 1 Electromagnetic Induction
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