What is the potential difference across a capacitor after it has been discharging for a very long time?

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

To create electromagnetic induction, which of the following has to move? a. a wire b. a magnet c. a transformer d. either a or b

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?