Q. In radio therapy, $X$-rays are used to
A) Detect bone factures
B) Treat cancer by controlled exposure
C) Detect heart diseases
D) Detect fault in radio receving circuits
Explanation
(b) Refer to the application of $X$-rays
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.