Which of the following statements is true?

Nuclear Power Engineering MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Nuclear Power Engineeringchemical-engineering › nuclear-power-engineering
Published
7 Mar 2019
Last updated
28 May 2026

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Choose the correct answer

Explanation

Option A is correct because a positron is indeed the antiparticle of an electron. Option B is incorrect since alpha decay actually reduces the neutron-to-proton ratio. Option C is false because alpha particles have higher ionizing power than beta particles. Option D is wrong as gamma rays travel at the speed of light, which is faster than alpha particles.

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