The overhead line (3) and feeder (5) are on opposite phases, so the voltage between them is 50 kV, but the voltage between the overhead line (3) and the running rails (4) remains at 25 kV.
What does the phrase third rail mean?
The third rail of a nation’s politics is a metaphor for any issue so controversial that it is “charged” and “untouchable” to the extent that any politician or public official who dares to broach the subject will invariably suffer politically. It is most commonly used in North America.
What do you mean by electrification?
Electrification is the process of powering by electricity and, in many contexts, the introduction of such power by changing over from an earlier power source. The broad meaning of the term, such as in the history of technology, economic history, and economic development, usually applies to a region or national economy.
When was electricity common in homes?
If you lived in town in the 1930s, your house had probably electricity. In town, families started using electric stoves, coffee makers, waffle irons, hot plates, electric roasters, and Waring Blenders during the 1930s. But if you lived in a farmhouse in the country, you did not have electricity.
When was the first flush toilet installed in the White House?
His successor, Andrew Jackson, was the first to get potable, running water indoors, in 1833; a “bathing room” was added soon after. The Chicago Tribune credits Millard Fillmore with installing the first flush toilets in 1853. But his successor, Franklin Pierce, built the first modern bathroom.
What president refused to use the telephone while in office?
Theodore Roosevelt, William Howard Taft, Woodrow Wilson, and Warren Harding did nothing so remarkable with the telephone that their use is recorded prominently on the Web or in trivia books. Calvin Coolidge, so taciturn that he had the nickname “Silent Cal,” refused to use the telephone while he was in office.
Which presidents died on the same day?
On July 4, 1826, as the nation celebrated the 50th anniversary of its independence, both John Adams and Thomas Jefferson died. The loss of two of the first three presidents, as well as two of its Founding Fathers, on the same day is one of the most remarkable coincidences in the history of the nation.