Discussion Forum : Materials And Components
Question - . Which of the following is not electromagnetic in nature?I. alpha raya 2. X-rays 3. gamma rays 4. cathode rays Select the correct answer using the codes given below : Codes :
Options:
A .  1 and 2 rays
B .  2 and 3 only
C .  3 and 3 only
D .  1 and 4 only
Answer: Option D
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