Photo AI
"Q" is the wireless charging standard widely adopted by the largest and most well-known technology manufacturers in the world - Leaving Cert Engineering - Question c - 2022
Question c
"Q" is the wireless charging standard widely adopted by the largest and most well-known technology manufacturers in the world. (i) Describe the basic principles of ... show full transcript
Worked Solution & Example Answer:"Q" is the wireless charging standard widely adopted by the largest and most well-known technology manufacturers in the world - Leaving Cert Engineering - Question c - 2022
Step 1
Describe the basic principles of wireless charging.
Answer
Wireless charging operates on the principle of inductive charging. It involves two coils: a transmitter coil in the charging pad and a receiver coil in the device. When an alternating current passes through the transmitter coil, it generates a magnetic field. When the receiver coil is placed within this magnetic field, it induces an electrical current in the receiver coil due to electromagnetic induction.
This induced current is then converted to direct current (DC), which charges the battery of the device. The efficiency of this process can vary based on the alignment of the coils and the distance between them.
Step 2
Step 3
Outline one disadvantage of wireless charging electronic devices.
Answer
One disadvantage is that wireless charging typically takes longer to charge devices compared to using traditional wired chargers. Additionally, users cannot operate their devices while they are being charged, which might be inconvenient.