A conducting metal bar slides across a pair of conducting rails located in the icyplane. The magnetic ux density in the vicinity of this circuit is given by E 2 3E j? + 22 {mT} (see gure}. The bar slide at a constant velocity of 25? THIS. The resistance at the end of the rails is R = ll] ohm. The rails are separated by! = [13 m. a. What is the induced current in the resistance R? (The resistance of the rails and of the bar is negligiblel 4.2 x m \".1 (LwL'Iiu'ISE. l1. Indicate the direction of the current. c. What is the force required to maintain this constant velocity [in rectangular coordinates]? f-illlfil If ?12 X \"1 \"lj