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Inventions MCQs – Mock Test 26
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Learn Etch-A-Sketch Multiple Choice Questions (MCQ) and Answers PDF for invention remote classroom connectivity. Download the Etch-A-Sketch MCQ PDF e-Book, Test 26 to study inventions online courses. Solve Inventions and Inventors MCQ Notes questions, Etch-A-Sketch MCQ Questions for invention academic progress. Download the Etch-A-Sketch MCQ App: Free Inventions Study App to study telegraph, toothbrush, piano, etch-a-sketch test prep for invention remote classroom connectivity.
Free Etch-A-Sketch MCQ App Download (iOS & Android): "Etch-A-Sketch was discovered by"; MCQ with answers: sir narinder singh kapany, sir gideon sundback, sir ernest lawrence, and arthur granjean. Practice inventions and inventors questions and answers, Apple Book to download free chapter to access invention cloud learning.
MCQ 126: Etch-A-Sketch was discovered by:
MCQ 127: The piano was patented by an Italian instrument maker in:
MCQ 128: Toothbrush was invented by:
MCQ 129: The telegraph was invented by:
MCQ 130: In which one of the following year, Aberdeen Chronograph was patented?
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