18
QuizMultiple Choice
Cumulative Exam — Cumulative exam
Question 18 • TX-Physics B
A wire is joined to points X and Y in the circuit diagram shown.How does the circuit change when the wire is added?
Answer
A
A closed circuit occurs and makes all bulbs turn off.B
An open circuit occurs and makes all bulbs turn off.C
A short circuit occurs and makes bulbs 3 and 4 turn off but keeps bulbs 1 and 2 lit.D
A short circuit occurs and makes bulbs 1 and 2 turn off but keeps bulbs 3 and 4 lit.