February 20, 2017

Homework Help: physics

Posted by sonia on Saturday, November 12, 2011 at 6:07pm.

The magnetic field in the region shown below is increasing by 5 T/s. The circuit shown (with R=25 , C=55 µF, dimensions 1 m by 2 m) is inserted into the region as shown. The capacitor is initially uncharged.

1. How long will it take the capacitor to charge to 25% of its final charge?

Please help I tried T=RC but not right formula!

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