A 6.0 MeV beam of protons has a density of 2.6 x 1011 m-3 and an area of 1.9 mm2. What is the current of this beam

If state law mandates that elevators cannot accelerate more than 2.40 m/s2 or travel faster than 14.8 m/s , what is the minimum time in which an elevator can travel the 373 m from the ground floor to the observatory floor? ?

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Contains chemical energy. a. heat b. light c. natural gas