One micron is equal to how many millimetres?

1. 1. 0.111 mm
   2. 0.001 mm
   3. 0.201 mm
   4. 0.123 mm

One nautical mile per hour is equal to how many knots?

1. 1. 2 knots
   2. 1 knot
   3. 5 knots
   4. 1.3 knot

One nautical mile is equal to how many kilometres?

1. 1. 1.853 km
   2. 1.090 km
   3. 1.855 km
   4. 1.471 km

One cubic yard is equal to _____.

1. 1. 0.723 m
   2. 0.788 m
   3. 0.741 m
   4. 0.765 m

What is measured by the unit Joule?

1. 1. Work
   2. Energy
   3. Quantity of heat
   4. All of these

Which of the following is the unit for measurement of power?

1. 1. Volts (V)
   2. Kelvin (K)
   3. Watt (W)
   4. Joule (J)

1 fathom consists of _____ cable length.

1. 1. 1.728 m
   2. 1.828 m
   3. 1.928 m
   4. 1.525 m

10 decagrams are equal to 1 hectograms and 10 hectograms are equal to _____.

1. 1. 1 kilogram
   2. 2 kilograms
   3. 3 kilograms
   4. 4 kilograms

The weight of 1000 milligrams is equal to 1 gram. How many decagrams are there in 10 grams?

1. 1. 1
   2. 3
   3. 5
   4. 7

One acre is equal to _____ hectors.

1. 1. 0.4047
   2. 0.4175
   3. 0.5013
   4. 0.4513