For a long period of time the switch S is in position "b". At t = 0 s, the switch S is moved from position "b" to position "a". Find the voltage across the 4M center-left resistor at time t1 = 3 s. Answer in units of V.

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.