4. Three light bulbs of equal resistance are connected to a battery. P, Q, X, Y and Z are locations along the circuit. Which points have an equal amount of current running through their point? 5. Fill in the missing variables. R1 =50 Riot = I tot = AV1=_ 11= R2= R3= AV2= 24 V 40 12 0 AV 8=_ AV 4= _ R4 = 80 resistance of 480-ohms and L2 has a