Answer:
Sound energy via loud speaker
Step-by-step explanation:
When electrical energy is converted into sound energy, it through a device known as loud speaker. This device is composed of a coil, circular shaped permanent magnet and diaphragm. When alternating voltage is applied across the coil it induces magnetic field in its vicinity and interact with the permanent magnet. The sound is waking Timy and thus the electrical energy is being converted to sound energy.