← all questions · Physics · 9702 · Paper 4 variant 1
The Sun has a radius of 6.96 × 10⁸ m and a surface temperature of 5780 K. Light from the Sun is observed to have a peak intensity at a wavelength of 501 nm.
Calculate the luminosity of the Sun. Give a unit with your answer.
9702/41/M/J/24Cambridge International AS & A Level Physics 9702 · May/June 2024 · Paper 4 variant 1 · Question 10(b)(i)
Your answer
Suggested time: 3 min