Physics Current Problem?

The switch in the figure has been open for a long time. It is closed at = 0. PART A) What is the current through the battery immediately after the switch is closed? PART B) What is the current through the battery after the switch has been closed a long time? Image:... show more The switch in the figure has been open for a long time. It is closed at = 0.

PART A) What is the current through the battery immediately after the switch is closed?

PART B) What is the current through the battery after the switch has been closed a long time?

Image: http://session.masteringphysics.com/prob...

I have been working on this problem for over an hour and just can't get it!
2 answers 2