What shallow-water marine propulsion innovation was developed by Sir William Hamilton in Canterbury in 1954?

Answer and explanation

Correct answer: C. The modern marine waterjet (Hamilton Jet)

  1. Step 1: Frustrated by standard boat propellers striking rocks in Canterbury's shallow braided rivers, Hamilton developed the waterjet. Step 2. Without an underwater propeller or rudder, waterjet boats can travel across water just centimeters deep. Answer: The modern marine waterjet (Hamilton Jet). Why not the others: HamiltonJet in Christchurch is now a global leader in waterjet propulsion for commercial and military vessels.

Practise more Economic History, Primary Industries, Trade and Innovation.

Free questions with an explanation for every one, and full timed General Knowledge (New Zealand) mock tests.