A ceramic component is suspended inside an evacuated furnace and exchanges energy only by radiation. It absorbs radiation at an average power of 650 W and remains at a constant temperature.
Calculate the amount of energy the component emits as radiation during a 35-minute interval.
Give your answer in standard form, to 2 significant figures.
96 exam-style questions on Edexcel GCSE Physics 5.3 Black body radiation, covering 5.3.1 Emission of radiation and temperature, 5.3.2 Radiation balance and constant temperature, and 5.3.3 The temperature of the Earth. Each one has a worked solution and a mark scheme showing where the marks go.