4B.2

Question 1

what is the electrical current rule

Answer 1

the algebraic sum of the currents entering a junction is equal to zero (the sum of all the currents entering at one point is equal to the sum of all the currents leaving that point

Question 2

what is the electrical voltage rule

Answer 2

around a closed-loop (not necessarily) a full circle the sum of the emf is equal to the sum of the pd around the loop