Physics 7408/1 June 2019

The AQA Paper 1 Physics exam (June 2019) is divided into multiple sections covering topics such as nuclear physics, optics, waves, mechanics, and energy. It includes questions on the decay of isotopes, beta decay, and internal conversion processes. The paper discusses principles related to optical sensors, diffraction, and the behavior of light through different media. It also examines the principles of projectile motion in catapults, the energy absorbed by safety barriers in vehicles, and simple harmonic motion. The exam further includes practical applications involving electric circuits, mechanical power, and the efficiency of motors, emphasizing both theoretical calculations and practical understanding of physics principles.