Before 2006, while Pluto was still considered a planet, people used this saying to remember the nine planet names: "My very excellent mother just sent us nine pizzas." Come up with a new sentence to help remember the eight planet names, in order.

In the circuit, the switch s has been open for a long time and r = 125 kohm. it is then suddenly closed. (a) determine the time constant before the switch is closed. s (b) determine the time constant after the switch is closed. _ s (c) let the switch be closed at t = 0. find the current in the switch as a function of time. (use t for time. express your answer in milliamps and seconds.) i(t) =_