SSC CGL 2017 Tier 1 Questions and Answers

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Question

Who invented the thermos flask?

A Ray Tomlinson
B Tim Berners-Lee
C William Cullen
D James Dewar

Answer & Explanation

Answer: [James Dewar ]

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