Multiple choice general knowledge

The speed of a vessel on sea is measured in terms of --- and why?

  1. Kilo watts--as the Watt steam engine is used

  2. Knots--as a rope with knots was used

  3. Cotts--as the cotts was used to measure the speed like the speedometer

  4. Lots--as the the speed was said to be high in lots
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A knot is one nautical mile per hour (1.852 km/h). Historically, sailors would throw a log attached to a rope with knots tied at regular intervals into the water, count the knots that passed through their hands in a timed period (usually 28 seconds), and calculate the ship's speed.

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