The mass of fuel in a nuclear reactor decreases at a rate of 8.0 × 10-6 kg per hour. What is the rate at which energy is transferred due to nuclear fission?
2.0×108 W2.0 \times 10^8 \text{ W}2.0×108 W
7.2×108 W7.2 \times 10^8 \text{ W}7.2×108 W
2.0×1011 W2.0 \times 10^{11} \text{ W}2.0×1011 W
7.2×1011 W7.2 \times 10^{11} \text{ W}7.2×1011 W
128 exam-style questions on AQA A Level Physics Radioactivity (A-level only), covering Rutherford scattering (A-level only), $\alpha$ , $\beta$ and $\gamma$ radiation (A-level only), Radioactive decay (A-level only), Nuclear instability (A-level only), Nuclear radius (A-level only), Mass and energy (A-level only), Induced fission (A-level only), and Safety aspects (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.