Inventions-General Knowledge questions and answers

Inventions-General Knowledge questions and answers

31. Bushwell invented

A. Atomic Bomb
B. Submarine
C. Urey
D. Hovercraft

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32. Stethoscope was invented by

A. Bessemer
B. Rane Laennec
C. Henry Becquarrel
D. none of these

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33. Elias Home invented

A. Steam boat
B. T.N.T
C. Sewing machine
D. none of these

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34. Pneumatic tyre was invented by

A. Firestone
B. Dunlop
C. Stanes
D. None of these

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35. Aeroplane was invented in the year

A. 1896
B. 1929
C. 1903
D. 1921

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36. W.Harvey discovered by

A. Laws of heredity
B. Dynamite
C. Crystal dynamics
D. Circulation of blood

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37. Who designed Suez Canal?

A. Nasser
B. Le Corbusier
C. Ferdinand de lesseps
D. none of these

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38. Who designed the city Chandigarh?

A. Nasser
B. Le Corbusier
C. Ferdinand de lesseps
D. none of these

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39. James Chadwick discovered

A. Electron
B. Proton
C. Neutron
D. Atom

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40. Revolver discovered by

A. Colt
B. Mercafter
C. Bushwell
D. Daimler

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