General Knowledge Quiz 21

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

What J. B. Dunlop invented?

Pneumatic rubber tire

Automobile wheel rim

Rubber boot

Model airplanes

Correct! Wrong!

When was barb wire patented:

1900

1895

1840

1874

Correct! Wrong!

Which scientist discovered the radioactive element radium?

Albert Einstein

Benjamin Franklin

Marie Curie

None

Correct! Wrong!

In which decade was the first solid state integrated circuit demonstrated?

1960s

1950s

1980s

1970s

Correct! Wrong!

What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?

Hiram Walker

Joshua Rumble

Giuseppe Mercalli

Charles Richter

Correct! Wrong!

What Galileo invented?

Microscope

Thermometer

Barometer

None

Correct! Wrong!

Who invented the BALLPOINT PEN?

Bicc Brothers

Waterman Brothers

Both (A) & (b)

Biro Brothers

Correct! Wrong!

The spiral flow in a stream caused by channel shape is called:

Stream flow

Laminar flow

Turbulent flow

Helical flow

Correct! Wrong!

General Knowledge Quiz 21

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General Knowledge Quiz 21

What J. B. Dunlop invented?

When was barb wire patented:

Which scientist discovered the radioactive element radium?

In which decade was the first solid state integrated circuit demonstrated?

What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?

What Galileo invented?

Who invented the BALLPOINT PEN?

The spiral flow in a stream caused by channel shape is called:

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General Knowledge Quiz 21

What J. B. Dunlop invented?

When was barb wire patented:

Which scientist discovered the radioactive element radium?

In which decade was the first solid state integrated circuit demonstrated?

What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?

What Galileo invented?

Who invented the BALLPOINT PEN?

The spiral flow in a stream caused by channel shape is called:

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