This Is Why Fuel Efficiency Has Not Changed Much In The Past 100 Years

The electric vehicles came into the picture only recently. Previously cars were preferred based on their fuel efficiency. A normal car usually gives 20 to 30 miles on a gallon. This is almost same as that provided by cars in the 1920s. Even though the technology has progressed so much over the years why is it that the fuel efficiency has not?

YouTube channel Concerning Reality sheds a light on why it is so. It is basically because the new technology is heavier and the cars like SUVs are getting bigger and drag the efficiency down. You can watch the video to hear in detail why it is so.

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