(1 point)

Question

Responses

AC reverses direction and can be converted to lower or higher voltage.
AC reverses direction and can be converted to lower or higher voltage.

AC has distinct advantages over DC, so AC won the War of the Currents.
AC has distinct advantages over DC, so AC won the War of the Currents.

Thomas Edison and Nikola Tesla were competitors.
Thomas Edison and Nikola Tesla were competitors.

By the late 1800s DC was used in the United States.

Answer 1

It seems you’re listing statements related to alternating current (AC) and direct current (DC) and their historical context, particularly in relation to Thomas Edison and Nikola Tesla, known for their rivalry during the War of the Currents. Here’s a brief overview of each statement:

1. AC reverses direction and can be converted to lower or higher voltage.
   This is true—AC current changes direction periodically and is easily transformed to different voltage levels using transformers.

2. AC has distinct advantages over DC, so AC won the War of the Currents.
   This is accurate. AC became the dominant form of electrical power transmission due to its ability to be transformed to high voltages for long-distance transmission, which minimizes energy loss.

3. Thomas Edison and Nikola Tesla were competitors.
   This is correct. Edison advocated for DC, while Tesla promoted AC, leading to significant technological and commercial rivalry.

4. By the late 1800s DC was used in the United States.
   True—DC was the standard for electrical systems in the U.S. before AC technology became more prevalent due to its advantages in transmission.

Each of these statements reflects key aspects of the development and competition between AC and DC electricity. If you need further elaboration on any of these points, feel free to ask!

Answer 2

GIVE ME THE CENTRAL IDEA of this text

Answer 3

The central idea of the text revolves around the historical competition between alternating current (AC) and direct current (DC) in the late 19th century, highlighting the key figures involved—Thomas Edison and Nikola Tesla—along with the advantages of AC that led to its dominance in electrical power transmission. The text underscores the technological advancements and challenges faced during the "War of the Currents" and the eventual preference for AC due to its efficiency in long-distance electricity transmission.