A heat engine operating between a pair of hot and cold reservoirs with respective temperatures of 500 K and 200 K will have what maximum efficiency?

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

If y gets smaller as x gets bigger and y have an relationship?

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.