Please answer the whole page

Name PROBLEM 4A: (10pts) Calculate the equivalent resistance of the circuit shown here. Kb 12 10000 R3 R4 47000 R7 R5 2200 0 1000 0 4700 Reg = PROBLEM 4B: A metal loop (0.8m x 1.4m) with R = 502 is lifted out of a constant magnetic field (B = 0.2 T) at a speed of 3.0 m/s. (A) (4pts) What is the direction of the induced current in the loop? Explain your reasoning. X X X X X X X Direction of Induced Current = X X X (B) (2pts) What is the direction of the net magnetic force exerted on the loop? Explain your X X reasoning. D X X X X Direction of Magnetic Force = X X X X (C) (6pts) Calculate the magnitude of the emf. Magnitude = (D) (4pts) Calculate the current in the loop. Current =