Nuclear Accidents — Prelims Questions

Which of the following statements regarding the Atomic Energy Regulatory Board (AERB) in India is/are correct? 1. It was established under the Atomic Energy Act, 1962. 2. It is administratively controlled by the Department of Atomic Energy (DAE). 3. It is responsible for developing and enforcing safety codes and standards for all nuclear facilities in India. Select the correct answer using the code given below:

Which of the following radionuclides is primarily associated with long-term environmental contamination and health risks following a major nuclear accident due to its relatively long half-life and biological uptake? (A) Iodine-131 (B) Cesium-137 (C) Krypton-85 (D) Xenon-133

Consider the following statements regarding the Civil Liability for Nuclear Damage Act, 2010: 1. It establishes a strict and exclusive liability regime for the operator of a nuclear installation. 2. The operator has an unlimited liability for nuclear damage. 3. The Act provides for a right of recourse for the operator against suppliers in certain specified circumstances. Which of the statements given above is/are correct?

Which of the following accidents is considered a Level 7 'Major Accident' on the International Nuclear Event Scale (INES)? 1. Three Mile Island 2. Chernobyl 3. Fukushima Daiichi Select the correct answer using the code given below:

The 'Defense-in-Depth' principle in nuclear safety primarily refers to: (A) The use of military personnel to guard nuclear facilities. (B) Multiple layers of physical and administrative barriers to prevent radiation release. (C) The strategic placement of nuclear power plants in remote, defensible locations. (D) International agreements for mutual defense against nuclear threats.