Inventions

Total Questions: 12

1 - AM radio stands for ____?

A ) Active Modulation
B ) Audio Modulation
C ) Amplitude Modulation ✅
D ) None of these

2 - Who is credited with inventing the radio ?

A ) Guglielmo Marconi ✅
B ) Thomas Edison
C ) Nikola Tesla
D ) Alexander Graham Bell

3 - Which instrument is used to measure height of aircraft above ground?

A ) Altitude Meter
B ) Hydrometer
C ) Altimeter ✅
D ) Tachometer

4 - Who was the first to invent Aeroplane ?

A ) William Brothers
B ) None of these
C ) Wright Brothers ✅
D ) Aero Brothers

5 - John Loggie Baird invented ?

A ) Monitor
B ) Mechanical TV ✅
C ) USB
D ) None of these

7 - Who invented the mobile phone ?

A ) Edwin Land
B ) Joseph Wilson
C ) None of these
D ) Martin Copper ✅

8 - The telephone was invented by ?

A ) Alexander Graham Bell ✅
B ) Thomas Edison
C ) Samuel Morse
D ) Nikola Tesla

9 - Robert Watson invented ?

A ) Bicycle
B ) Aeroplane
C ) Radar ✅
D ) Transistor

10 - Who invented bulb ?

A ) Willium
B ) Edison ✅
C ) Robert
D ) Philips

11 - Who invented the railway engine ?

A ) Stephenson ✅
B ) Brunel
C ) Richard Trevithick
D ) Matthew Murray

12 - Benjamin Franklin invented ?

A ) Bicycle
B ) Watch
C ) Electricity ✅
D ) Electricity bell

Explanation:

Benjamin Franklin, due to his invention of the lightning rod, is known as the:

Father of Electricity

📚 Explanation :

  • ✅Benjamin Franklin conducted famous experiments with lightning and electricity using a kite during a thunderstorm.
  • ✅His invention of the lightning rod proved that lightning is a form of electricity.
  • ✅Because of his pioneering work in the study and practical use of electricity, he is often referred to as the Father of Electricity .