Inventions KBC Quiz & KBC Questions, Multiple Choice Questions and Answers

Question: What Thomas Davenport invented?

1. Screw propellor
   
2. Electric streetcar
   
3. Chesterfield
   
4. Sleeping (railway) car
   

Incorrect Answer

Correct Answer
Invented in 1834.

Inventions Quiz

---

Question: What Elmer A. Sperry invented?

1. Hydroplane
   
2. Hydraulic turbine
   
3. Magnetic compass
   
4. Gyrocompass
   

Incorrect Answer

Correct Answer
Invented in 1911.

Inventions Quiz

---

Question: What James Watt invented?

1. Diving bell
   
2. Steam boat
   
3. Hot air balloon
   
4. Rotary steam engine
   

Incorrect Answer

Correct Answer
Invented in 1765.

Inventions Quiz

---

Question: What Enrico Fermi invented?

1. X ray machine
   
2. Betatron
   
3. Cyclotron
   
4. Nuclear reactor
   

Incorrect Answer

Correct Answer
Invented in 1942.

Inventions Quiz

---

Question: What Benjamin Franklin invented?

1. Bifocal spectacles
   
2. Radio
   
3. Barometer
   
4. Hygrometer
   

Incorrect Answer

Correct Answer
Invented in 1760.

Inventions Quiz

---

Question: What Sir Isaac Newton invented?

1. Reflecting telescope
   
2. Chronometer
   
3. Microscope
   
4. Spectacles
   

Incorrect Answer

Correct Answer
Invented in 1668.

Inventions Quiz

---

Question: What Galileo invented?

1. Barometer
   
2. Pendulum clock
   
3. Microscope
   
4. Thermometer
   

Incorrect Answer

Correct Answer
Invented in 1593.

Inventions Quiz

---

Question: What Henry Bessemer invented?

1. Aluminum
   
2. Electroplating
   
3. Steel Converter
   
4. Steel rolling mill
   

Incorrect Answer

Correct Answer
Invented in 1856.

Inventions Quiz

---