Question 1

How do I convert miles per hour to kilometers per hour?

Accepted Answer

To convert mph to km/h, multiply by 1.60934. For example, 60 mph × 1.60934 ≈ 96.56 km/h.

Question 2

What is a knot?

Accepted Answer

A knot is a unit of speed used in maritime and aviation contexts. One knot equals one nautical mile per hour, or approximately 1.15 miles per hour.

Question 3

What is the speed of sound in miles per hour?

Accepted Answer

The speed of sound at sea level is approximately 761 mph (1,225 km/h or 340 m/s), though this varies with temperature and altitude.

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