Series-Parallel Circuits - General Questions (2)

What determines if resistor connections are in series, parallel, or series–parallel?

Components or combinations of components with common currents, in a series–parallel circuit, are in:

If a series–parallel circuit has all 30-ohm resistors, what is the total resistance when R₁ is in series with a parallel circuit consisting of R₂ and R₃?

The first goal(s) to accomplish in analyzing a complex series–parallel circuit is to:

If R₁ is in series with parallel connected to R₂ and R₃, what happens to total current if R₂ opens?

How much current is flowing through R₁ in the given circuit?

Which circuit fault do the meter readings in the given figure indicate?

The first goal to accomplish in analyzing a complex series-parallel circuit is to