lawn Mower MCQ with Answers PDF Download – Test 84

MCQ 416: In which one of the following country, lawn mower machine was invented?

1. Buffalo
2. Thrupp
3. Sweden
4. Denmark

MCQ 417: The telephone was invented by a Scottish born American inventor named as:

1. Sir Igory Sikorsky
2. Sir Alessandro Volta
3. Sir Alexander Graham Bell
4. Sir Michael Faraday

MCQ 418: The mobile phone is an invention of an American engineer named as:

1. Sir Philo Taylor Farnsworth
2. Sir Thomas Edison
3. Sir Igory Sikorsky
4. Sir Martin Cooper

MCQ 419: Sea creation, a construction material made from the electrolytic deposition of minerals from sea water is patented by:

1. Sir Wolf Hilbertz
2. Sir Louis Pasteur
3. Sir Frances Gabe
4. Sir George Beers

MCQ 420: Electronic immobilization device was invented by a physicist in:

1. 1913
2. 1944
3. 1987
4. 1969