7
QuizMultiple Choice

Electric Circuits — Quiz

Question 7 • Physics

Which are disadvantages of series circuits? Choose two correct answers.

Answer
A
A break in one wire causes all current to stop.
B
If one bulb goes out, the others stay lit.
C
They are complicated to design and build.
D
If one bulb goes out, the others go out.
E
They are easy to design and build.
F
Current can flow through other branches if there is a break in one branch.

Explanation

A series circuit has only one path for current. If that path breaks, current stops throughout the circuit, so all devices go out; this is why a break in one wire stops all current and one failed bulb makes the others go out. The correct disadvantages are “A break in one wire causes all current to stop” and “If one bulb goes out, the others go out.”

AI-written and checked against the verified answer.

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