Convert 138 km to Nautical miles

To convert 138 kilometers to nautical miles, it is important to understand the relationship between these two units of measurement. This post will guide you through the definitions of kilometers and nautical miles, the conversion formula, and some frequently asked questions about this topic.

km Definition

Kilometers (km) are a metric unit of distance commonly used around the world for measuring longer lengths, such as the distance between cities or countries. One kilometer is equal to 1,000 meters.

Nautical miles Definition

Nautical miles are a unit of measurement used primarily in maritime and air navigation. One nautical mile is equivalent to one minute of latitude and is based on the Earth is circumference. It is approximately equal to 1.852 kilometers.

How to Convert 138 km to Nautical miles

To convert kilometers to nautical miles, you can use the following formula:

[ text{Nautical miles} = frac{text{Kilometers}}{1.852} ]

Using this formula, to convert 138 km to nautical miles:

[ text{Nautical miles} = frac{138}{1.852} approx 74.5 ]

Therefore, 138 kilometers is approximately 74.5 nautical miles.

FAQs

What is the difference between kilometers and nautical miles?

Kilometers are a metric unit used generally for land distance, while nautical miles are specifically used in maritime and aviation contexts, based on the Earth is geometry.

How accurate is the conversion from kilometers to nautical miles?

The conversion from kilometers to nautical miles is based on a fixed ratio (1 nautical mile = 1.852 kilometers), making it a precise calculation when using the correct formula.

Can I convert nautical miles back to kilometers?

Yes, to convert nautical miles back to kilometers, you multiply the number of nautical miles by 1.852.