. A 23.5 X force acts on a body for duration of 12.0 s. Compute the impulse that the body receives. How long does a force of 14.0 N need to act in order to impress the same impulse on the body?

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