Asked: M.P.P.C.S. (Pre) 2010medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
इलेक्ट्रिक बल्ब की खोज किसने की—
Who invented the electric light bulb—
SELECT CORRECT OPTION:
A
थॉमस एडीसन
Thomas Edison
Correct
B
एलेक्जेंडर ग्राह्म बेल
Alexander Graham Bell
C
विलियम कुक
William Cooke
D
टैरी एडीसन
Terry Edison
Official Solution & Explanation:
Correct Answer: Option A(थॉमस एडीसन)
व्यावहारिक तापदीप्त विद्युत बल्ब (Incandescent electric bulb) का आविष्कार अमेरिकी आविष्कारक थॉमस अल्वा एडीसन ने वर्ष 1879 में किया था।
Thomas Alva Edison developed the first commercially practical incandescent electric light bulb in 1879.
Subject: General Science•Topic: Major Scientists and Inventions•Subtopic: Major Scientists and Inventions
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