Test your understanding with these interactive practice problems.
In a single loop, voltage rises by 10V and drops of 3V and 7V exist. According to KVL, what is the sum of voltages?
In a loop with a 12V source and two resistors 3Ω and 3Ω carrying 2A, what is the Kirchhoff loop sum? (Take source as +12V, drops as -V)
In a loop, there is +15V source, -5V drop, -5V drop. Find the remaining voltage drop to satisfy KVL.
Loop equation is 5V - 2V - 3V + Vx = 0. What is Vx?