3. When cathode rays strike a target of high atomic weight, they give rise to A.alpha-rays B.beta and gamma rays C.X-rays D.Positive rays
Answer: Option C Solution: When cathode rays strike a solid target of high atomic weight and high melting point such as tungsten, molybdenum, etc, they give rise to a highly penetrating radiation called the X-rays (LIT Physics by Dr. P.K Agarwal).
Answer: Option C Solution: When cathode rays strike a solid target of high atomic weight and high melting point such as tungsten, molybdenum, etc, they give rise to a highly penetrating radiation called the X-rays (LIT Physics by Dr. P.K Agarwal).
