The invention of the highly stable high-speed ship hull configuration known as the Hydrofoil was patented by whom? MCQ with Answer and Explanation

The invention of the highly stable high-speed ship hull configuration known as the Hydrofoil was patented by whom?
A. John Ericsson
B. Enrico Forlanini and Alexander Graham Bell
C. Charles Parsons
D. Robert Fulton
Answer: Option B
Solution (By JKSSB Mock Tests)
Forlanini and Bell developed wings that lifted boat hulls out of the water to eliminate surface drag friction.

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Practice More Inventions and Discoveries Questions

Question #1
The invention of the supercomputer was pioneered by which computer scientist who designed the CDC 6600?
A. Gene Amdahl
B. Alan Turing
C. Seymour Cray
D. John von Neumann

Correct Answer: Option C


Explanation:
Seymour Cray is known as the 'Father of Supercomputing' for designing the fastest operational systems of his era.

Question #2
Who discovered the therapeutic potential of the anti-malarial drug Artemisinin, winning a Nobel Prize in 2015?
A. Tu Youyou
B. Ronald Ross
C. Satoshi ÅŒmura
D. Charles Laveran

Correct Answer: Option A


Explanation:
Tu Youyou extracted artemisinin from sweet wormwood plants based on traditional Chinese medical texts, saving millions from malaria.

Question #3
Who invented the radar (Radio Detection and Ranging) system used by Britain during World War II?
A. Robert Watson-Watt
B. Guglielmo Marconi
C. Alan Turing
D. Heinrich Hertz

Correct Answer: Option A


Explanation:
Sir Robert Watson-Watt developed the first practical and deployable radar tracking systems for aircraft tracking.