In the given circuit R6 is equal to 6 omega and in the state of an open circuit breaker: V1 = 55V, V2 = 30V.

A. Calculate R1.
B. What does V3 show when the circuit breaker is open.
When the circuit breaker is closed: V3 = 12V, V2 = 24V, V1 = 54V
C. Calculate R3 and R4.
D. Calculate the electromagnetic force and the internal resistance of the voltage source.

Transcribed Image Text:

R1 Ra OVITEr R2 OV2 R4 R1 Ra OVITEr R2 OV2 R4