Among all the scientists in the world, it is Thomas Edison whom I'd like to emulate. His invention of the light bulb is phenomenal because I consider it as one of the greatest invention in the history of mankind. Although he had a hearing problem, he managed to focus on his invention. As a businessman, he was always hardworking, even at a young age, which is truly admirable.

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3 years ago

At the Equator a degree of latitude and a degree of longitude are approximately equal, but at 49 degrees North, a degree of long

zhenek [66]

Answer:

This difference exists because of the Earth's slight elipsoid shape.

Explanation:

This difference exists because of the Earth's slight elipsoid shape.

Due to this reason, the measurement of a degree of longitude is given by the following formula.

$D_{Lo} = d_{0}*\cos{La}$