A=29 B=39 C=139 D=12 Will be graded: 1. There is a single loop circuit with three resistors as follows. Take RI=D 2, R2= D/2 2 and R3= D/3 2 and connect to 12 V battery. a. What can you say about the connection of R1 , R2 and R3, Explain the circuit? (10 points) b. Calculate the equivalent resistance of the circuit (10 points) c. Calculate the current of the circuit (10 points) d. Calculate the voltage across each resistor? What law do you use in here? (15 points) e. Calculate the heat dissipation of each resistor? (10 points) f. Let's say these resistors are light bulbs. If you remove R3, what will happen to intensity of the rest? (10 points) f. Explain what will happen to the rest if one bulb is burnt (10 points) Do for practice and earn (25 points) for completion: 2. What is the potential difference IB - VA when the / = D/5 A in the circuit segment below? 20 92 A IM 20 V 12 V Dr. Hetti PHY 156 3.If R1 = B Q, R2 = B/5 02, R3 = D S, and / = 0.50 A, a. Calculate resultant resistance? b. At what rate is heat being generated in these resistors? c. Calculate the net voltage on the circuit? R3