The answer to 'circuit breaker dimming lights' is that a circuit breaker tripping or malfunctioning can often cause lights to dim or flicker. This is a common electrical issue that can have several underlying causes, such as an overloaded circuit, a short circuit, or a faulty breaker. When a circuit breaker trips, it cuts power to the affected circuit to prevent electrical damage or a fire.
Some common symptoms of a circuit breaker issue include lights that dim or flicker, appliances that suddenly stop working, and the circuit breaker tripping repeatedly. To troubleshoot, you'll want to identify the specific circuit that's affected and check the circuit breaker. If the breaker is tripping, you may be able to reset it, but if the issue persists, you'll likely need to call in a professional electrician to diagnose and repair the problem.