Help please

What is elastic potential energy

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up

If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?

In which of the following can you not find plasma