R2 680 Ohm 12V R1 R3 1k Ohm 4.7k Ohm R4 1.5k Ohm 1- What is the total current passing through R1 a) 1.73 mA b) 12 mA c) 13.74 mA 2- What is the voltage across the R1 a) 10 v b) 12 v 3- What is Rr in the circuit shown below if R2 is open? a) Ik ohm b) 6.2 k ohm c) 8.8k ohm 4- what is Rt if R3 is replaced by a short circuit? a) 550 ohm b) 685.53 ohm c) 860.87 ohm 5- what is RT if RI is open ? a) 6.88 k ohm b) 1.5 k ohm c) 5.2 k ohm 6- If RI is replaced by a short circuit what is the total resistance? a) 1k ohm b) zero ohm c) infinity c) 14 v
R2 680 Ohm 12V R1 R3 1k Ohm 4.7k Ohm R4 1.5k Ohm 1- What is the total current passing through R1 a) 1.73 mA b) 12 mA c) 13.74 mA 2- What is the voltage across the R1 a) 10 v b) 12 v 3- What is Rr in the circuit shown below if R2 is open? a) Ik ohm b) 6.2 k ohm c) 8.8k ohm 4- what is Rt if R3 is replaced by a short circuit? a) 550 ohm b) 685.53 ohm c) 860.87 ohm 5- what is RT if RI is open ? a) 6.88 k ohm b) 1.5 k ohm c) 5.2 k ohm 6- If RI is replaced by a short circuit what is the total resistance? a) 1k ohm b) zero ohm c) infinity c) 14 v
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