Q. The alpha-particles are
A) positively charged hydrogen irons
B) high energy electrons
C) double positively charged helium nuclei
D) high energy x ray radiations
✔ Correct Answer: double positively charged helium nuclei
Exam Insight
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A) positively charged hydrogen irons
B) high energy electrons
C) double positively charged helium nuclei
D) high energy x ray radiations
✔ Correct Answer: double positively charged helium nuclei
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