Question
What is the difference between alternating current and direct current?
Alternating current regularly reverses direction. Direct current flows in only one direction.
Direct current requires insulators, but alternating current does not.
Alternating current requires insulators, but direct current does not.
Alternating current flows in only one direction. Direct current regularly reverses direction.
Alternating current regularly reverses direction. Direct current flows in only one direction.
Direct current requires insulators, but alternating current does not.
Alternating current requires insulators, but direct current does not.
Alternating current flows in only one direction. Direct current regularly reverses direction.
Answers
GPT-4o mini
The correct differentiation between alternating current (AC) and direct current (DC) is as follows:
**Alternating current regularly reverses direction. Direct current flows in only one direction.**
So, the first option you provided is the accurate statement regarding the difference between AC and DC.
To elaborate:
- **Alternating Current (AC)**: The flow of electric charge periodically reverses direction. It is typically used in power supply systems because it can be easily transformed to different voltages and transmitted over long distances.
- **Direct Current (DC)**: The flow of electric charge is unidirectional, flowing consistently in one direction. This type of current is commonly found in batteries and electronic devices.
**Alternating current regularly reverses direction. Direct current flows in only one direction.**
So, the first option you provided is the accurate statement regarding the difference between AC and DC.
To elaborate:
- **Alternating Current (AC)**: The flow of electric charge periodically reverses direction. It is typically used in power supply systems because it can be easily transformed to different voltages and transmitted over long distances.
- **Direct Current (DC)**: The flow of electric charge is unidirectional, flowing consistently in one direction. This type of current is commonly found in batteries and electronic devices.