What is distance walking up hill 20m and vertical distance of 12m what is my displacement at the top help

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

The energy released by a nuclear fusion reaction is produced when

State the following: boyle's law and charle's law