Question

The unit Nautical mile per hour is used to measure the speed of which of the following?
1. Maglev
2. Leopards
3. Bullet Train
4. Ship

Answer 1

Correct Answer - Option 4 : Ship

The correct answer is Ship.

• The unit Nautical mile per hour is used to measure the speed of the Ship.

• Nautical Miles:
  • It is based on the circumference of the planet Earth.
  •  A minute of arc out of 360  on the planet Earth is 1 nautical mile. 
  • It is also equal to one minute of latitude.
  • The nautical mile per hour is called Knots.
  • 1 knot = 1.15 miles per hour
  • 1 knot=1.852 km/h

• Speed:
  • Distance travelled by the moving object in the unit time interval is called speed.
  • It is a scalar quantity
  • SI unit is metre/second (m/s). 
  •  
• Velocity:
  • The velocity of a moving object is defined as the displacement of the object in the unit time interval.
  • It is a vector quantity.
  • SI unit is metre/second.
  •