Question Detail

PHY 104 PHY 104 Past Questions Objective Question
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Question

There are three main types of radiation which may be emitted during radioactive decay: alpha particles, beta particles and gamma rays. Which of the following statements about these types of emissions is true?
Options
A alpha particles are the only type of radiation to have a charge
B gamma rays are stopped by a sheet of paper
C beta particles have the greatest ionizing effect
D gamma rays are the most penetrating
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

Gamma rays are the most penetrating type of radiation. Alpha particles are the most ionizing. Both alpha and beta particles have charge. Gamma rays are not stopped by paper.

Hint

Recall the properties of alpha, beta, and gamma radiation.

Question Info

Course: PHY 104
Topic: PHY 104 Past Questions
Type: Objective
Difficulty: Not specified
Question 866 of 947
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