Лаг1989 задача №15.20

Wiring from the main to the building is carried out by a wire of resistance r = 0,5 Ohm. The voltage in the mains is constant and equal to U0 = 127V. Find the maximum possible power in the building P, if the voltage on the devices included in the network should not fall below U = 120V.

Thank you for your purchase. If you have any questions, then write to the mail (see "Seller Information")