Switch 1 has been in position a and switch 2 has been closed for a long time. At t=0 switch 1 moves instantaneously to position b. Four hundred microseconds later, switch 2 opens, remains open for 1 ms, and then recloses. Find v o​ (t)1. 6 ms after switch 1 makes contact with terminal b. Answer v o​ (1. 6 ms)=6. 63 V