Q. A 1.0 kohm resistor is connected in series with a 10.0 mH inductor, a 30.0 V battery, and an open switch. at time t=0, the switch is suddenly closed. What are the voltage drops Vr and Vl 20.00 us after the switch is closed?
Q. A butterfly at eye level is 18 cm in front of an plane mirror. You are behind the butterfly, 52 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror?