The wattage is usually printed on the light bulb itself or on its packaging.
The circuit breaker will trip, cutting off the power to the circuit to prevent damage or fire. You must then reduce load before resetting the breaker.
If you are unsure about any electrical work, it is always best to consult a qualified electrician. They can assess your electrical system and ensure its safety. — kind of
Knowing how many lights you can safely connect to a 15 amp circuit breaker involves understanding basic electrical principles. A circuit breaker is a safety device designed to protect the wiring in your home from overloading. Overloading occurs when too much current flows through the wires, generating heat and potentially causing a fire.
While the wattage calculation provides a general guideline, other factors can affect the number of lights you can use: