Nuclear Radiation | Practice MCQs Physics for Mdcat By Engr Kamran Soomro | mosaicbro.com

Nuclear Radiation | Practice MCQs Physics for Mdcat By Engr Kamran Soomro

7 of 83 questions (Page 8 of 12)

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50 51. $\gamma$-rays are electromagnetic waves like:
Correct Answer: D
Explanation: All are part of the EM spectrum.
51 52. Which one of the following radiation is extremely penetrating?
Correct Answer: D
Explanation: $\gamma$-rays penetrate deepest due to neutral nature.
52 53. The $\alpha$-particle does not travel far enough in air:
Correct Answer: C
Explanation: Intense ionization rapidly depletes energy.
53 54. $\gamma$-radiations are used to sterilize surgical equipment in order to kill bacteria because:
Correct Answer: D
Explanation: All properties enable effective sterilization.
54 56. Gamma rays are:
Correct Answer: D
Explanation: $\gamma$-rays are high-energy, neutral, and penetrating EM waves.
55 57. $\alpha$-radiation is used for the treatment of skin of a patient due to:
Correct Answer: B
Explanation: Low penetration limits damage to skin surface.
56 58. $\beta$-particles produce fluorescence in:
Correct Answer: D
Explanation: $\beta$-particles excite electrons in these materials, causing light emission.
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