The invention of the common high-pressure kitchen pressure cooker ('Digester') was invented by whom in 1679? MCQ with Answer and Explanation

The invention of the common high-pressure kitchen pressure cooker ('Digester') was invented by whom in 1679?

A. Denis Papin

B. James Watt

C. Blaise Pascal

D. Robert Boyle

Answer: Option A

French physicist Denis Papin invented the steam digester, which raised boiling temperatures by trapping internal steam pressure.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1 Report Error

Who invented the first practical electronic synthesizer instrument, altering modern music composition?

A. Robert Moog

B. Laurens Hammond

C. Thomas Edison

D. Leo Fender

Correct Answer: Option A

Explanation:
Robert Moog invented the Moog synthesizer in the 1960s, introducing voltage-controlled modular electronic instrumentation.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2 Report Error

Who discovered the phenomenon of nuclear magnetic resonance (NMR), which forms the basis of modern MRI scanners?

A. Isidor Isaac Rabi

B. Felix Bloch

C. Peter Mansfield

D. Paul Lauterbur

Correct Answer: Option A

Explanation:
Isidor Isaac Rabi discovered nuclear magnetic resonance in 1938, for which he was awarded the Nobel Prize in Physics in 1944.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #3 Report Error

The invention of the common mechanical device known as the automated teller machine (ATM) was patented by whom?

A. Alan Turing

B. Tim Berners-Lee

C. John Shepherd-Barron and Don Wetzel

D. Douglas Engelbart

Correct Answer: Option C

Explanation:
Shepherd-Barron deployed early mechanical paper-voucher ATMs for Barclays Bank in London in 1967.

This question belongs to: Static General Knowledge Inventions and Discoveries