93. In the chain (see figure) an ammeter shows the strength of the current I = 1,5 A. The current through the resistor R1 is I1 = 0,5A. Resistance R2 = 2 ohms; R3 = 6 ohms. To determine the resistance R1, as well as force the currents I2 and I3.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)