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Q1. Who invented the helicopter?
- ACockerel
- BBriquettes
- COtis
- DFrank Whitley
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Answer: B) Briquettes
Q2. The inventor of radar was-
- AJ. h van tassel
- BWilhelm K. Röntgen
- CP.T. Fasvarya
- DTaylor & Young
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Answer: D) Taylor & Young
Q3. Nobel Prize was started in the name of Alfred Noblett who discovered-
- Aof the airplane
- Bof the telephone
- CSafety Sump Key
- Dof dynamite
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Answer: D) of dynamite
Q4. The inventor of 'lightning conductor' is-
- AGraham Bell
- BLord Lister
- CBenjamin Franklin
- DEinstein
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Answer: C) Benjamin Franklin
Q5. Who invented the television?
- ALawrence
- BJ. L. Baird
- CR. A. Millikan
- DLouis Braille
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Answer: B) J. L. Baird
Q6. Who invented X-rays?
- AHopkins
- BRoentgen
- CMarconi
- DMorse
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Answer: D) Morse
Q7. Which scientist invented the telescope?
- ANewton
- BJames Watt
- CRutherford
- DGalileo
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Answer: B) James Watt
Q8. Who invented the aeroplane?
- AHoffman
- BWright Brothers
- CEdison
- DStevenson
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Answer: B) Wright Brothers
Q9. Who invented the gas engine?
- Adiesel
- BDavy
- CDaimler
- DCharles
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Answer: C) Daimler
Q10. Who developed the atomic bomb?
- AWernher von Braun
- BJ. robert oppenheimer
- CEdward Teller
- DSamuel Cohen
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Answer: B) J. robert oppenheimer
Q11. Who developed the missile?
- AForest von Braun
- BJ. robert oppenheimer
- CEdward Teller
- DSamuel Cohen
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Answer: A) Forest von Braun
Q12. Who developed the hydrogen bomb?
- AWernher von Braun
- BJ. robert oppenheimer
- CEdward Teller
- DSamuel Cohen
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Answer: C) Edward Teller
Q13. Who invented the laser?
- ASir Frank Whittle
- BFred Morrison
- CT. H. Memon
- DSeymour Cray
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Answer: C) T. H. Memon
Q14. Who invented the electron microscope?
- AKnoll and Ruska
- BRobert Koch
- CLeeuwenhoek
- DC. P. Swanson
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Answer: A) Knoll and Ruska
Q15. Which of the following pairs is not correctly matched?
- AJames Watt - Steam Engine
- BA.G. Well - Telephone
- CJ. L. Baird Television
- DJ. parkin's penicillin
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Answer: D) J. parkin's penicillin
Q16. The person considered to be the father of computer is-
- ABabbage
- BHollerith
- CLevnij
- DPascal
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Answer: A) Babbage
Q17. Who invented the jet engine?
- ACall Benz
- BFrank Whitley
- CThomas Seabury
- DMichael Faraday
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Answer: B) Frank Whitley
Q18. Who is considered the inventor of the microphone?
- ADr. Kevin Carmon
- BDr. Jodal Angel
- CGraham Bell
- DStephen Hawking
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Answer: C) Graham Bell
Q19. The inventor of 'scooter' is-
- ABroad Shaw
- BDaimler
- CEinstein
- DFarmich
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Answer: A) Broad Shaw
Q20. The inventor of nuclear reactor is
- AWilliam Harvey
- BEdward Jenner
- CMichael Faraday
- Denrico fermi
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Answer: D) enrico fermi
Q21. Who invented 'wireless'?
- AMarconi
- BCharles Catering
- CGeorge Bananas
- DJainav Village
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Answer: A) Marconi
Q22. Who was the inventor of the fountain pen?
- AWaterman
- BParker
- CChailpark
- DSchaefer
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Answer: A) Waterman
Q23. Which of the following was invented by Alexander Graham Bell?
- APhone
- BBulb
- Cradar
- Drailway engine
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Answer: A) Phone
Q24. The inventor of the typewriter is-
- ADavy
- BShoals
- CRoentgen
- DMarconi
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Answer: B) Shoals
Q25. The inventor of 'safety lamp' is-
- AMarconi
- BDavy
- CShoals
- DRoentgen
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Answer: B) Davy