Inventions e-Book's MCQs - Complete
Email Quiz App Download (Free) & e-Book - 483
Apps:
MCQ:
Email was patented in
- 1971
- 1981
- 1974
- 1919
a
Inventions App & e-Book Tests PDF Download
Electric Elevator MCQs
Petrol Engine MCQs
String Trimmer MCQs
Capacitors MCQs
Teflon MCQs
Sleeping Car MCQs
World Wide Web MCQs
Freon MCQs
Electrophotograph MCQs
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General Knowledge MCQs eBook Download
8th Grade Science Test Questions
- Temperature and Heat MCQs: When a substance gains heat temperature
- Human Digestive System Quiz: Process of digestion starts in
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- Magnets and Magnetic Materials Quiz: Ceramic magnets are made of
- Human Digestive System Quiz: Antiperistalsis may lead to
8th Grade Science Quiz with Answers
- Steam Powered Airship App's Quiz: In which country, steam powered airship was devised?
- Jet Engine App's MCQ: Which one of following invents jet engine?
- Fluorescent Lighting App's Quiz: Mercury vapor lamp was invented by an American Electrical engineer
- Hor Air Balloon App's MCQs: Hot air balloon was discovered by French pioneer named as
- Marquis Wheat App's MCQs: In which one of following year, marquis wheat was patented?