Who is credited with inventing the telephone?

Practice MCQ for SSC, UPSC, RRB Exams

A. Thomas Edison A.
B. Alexander Graham Bell B.
C. Nikola Tesla C.
D. James Watt D.

Correct Answer: B সঠিক উত্তর: B

Explanation ব্যাখ্যা

Wilbur and Orville Wright spent four years of research and development to create the first successful powered aeroplane, the 1903 Wright Flyer.

Related Questions সম্পর্কিত প্রশ্ন

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