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When did Taylor Swift was born?

In Celebrity Trivia
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When did taylor swift was born?
View Answer
She was born on December 13, 1989.
She was born on December 13, 1989, and in 2018 had turned 29. Taylor Swift began her singing career when she was 16. She is the Grammy Award-winning singer and songwriter. She has won many accolades including the ACM’s Female Vocalist of the year award.
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What is the strange thing about Earth’s moon?

In Space Trivia
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What is the strange thing about earth’s moon?
View Answer
The gravity of the sun has a more significant effect on it than earth.
To determine the relationship of the sun’s gravity and gravity of the object orbits, a concept called tug of war is used. Earth is the only planet-moon system where the gravity of the sun is stronger than the primary body. This is the reason why the moon moves away from us at the rate of an inch a year.
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How does an iris scanner work?

In Body Trivia
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How does an iris scanner work?
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Iris scanner works on the principle of uniqueness of everyone’s iris. Iris are unique due to the amount of melanin content in them.
Crypts and ridges in iris are all unique and very little affected by genes. Iris scanner functions by sending a beam of infrared light that bounces back to it with certain frequency which is then decoded by a processing unit.
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The Great Wall of China is how many miles long?

In History Trivia
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The great wall of china is how many miles long?
View Answer
13,170.696 miles.
The Great Wall of China is 13,170.696 miles (21,196.18 kilometers) long. It is the series of fortifications made up of stone, tamped earth, brick, wood, and other materials, basically built along an east-to-west line across the historical northern borders of China.
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When was teleconferencing invented?

In Technology Trivia
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When was teleconferencing invented?
View Answer
1964.
In 1956, Bell Labs started working on the idea of teleconferencing. Later in the 1960s, American Telephone & Telegraph (AT&T) experimented with telephone conferencing. A device named Picturephone was used for the experiment. In 1964, this device was publicly revealed.
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