BPSC – Combined Competitive Examination · প্রশ্ন 45
Which of the following radiations is used to get relief from body aches?
উত্তর দেখান ও ব্যাখ্যা
উত্তর: (A) Infra-red radiation
ব্যাখ্যা
Infra-red lamps provide heat therapy for muscle and joint pain.
- (A) সঠিক
Correct: IR heats tissues, easing muscle pain (heat therapy).
- (B) ভুল
Wrong: UV can damage skin; not used for aches.
- (C) ভুল
Wrong: not used for this therapy.
- (D) ভুল
Wrong: infra-red is used.