66$^{th}$ B.P.S.C. (Pre) 2020
The radiations used in the treatment of muscle ache are :
aInfrared✓ Correct
bMicrowave
cUV
dX-ray
eNone of the above / More than one of the above
Explanation
Infrared radiation (Infrared Radiation = IR) is used in the treatment of muscle pain. An infrared lamp is an electrical device that emits infrared radiation.
general-science