Stethoscope was invented by___________...? Mcqs

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Stethoscope was invented by___________...?

(A) Steven Sasson
(B) Martin Cooper

(C) David Hyatt
(D) None of these

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Explanation:

The stethoscope was invented by René Laennec, a French physician, in 1816. He created it to improve the ability to listen to heart and lung sounds without placing his ear directly on the patient’s chest. His original design was a simple wooden tube, which later evolved into the modern stethoscope used today.

Source: This question is taken from the Assistant (Bs-16) Punjab Public Service Commission 2022

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The most powerful space telescope ever launched is __________...?

(A) Hubble Space Telescope
(B) James Webb Space Telescope

(C) Kepler Space Telescope
(D) Voyager 1

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Source: This question is taken from the General Knowledge (GK)

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Who invented Typewriter___________...?

(A) Haechel
(B) Sholes

(C) Einstein
(D) Caxton

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Source: This question is taken from the General Knowledge (GK)

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