Who invented a machine called the 'Cotton Gin.'?
A) eli whitney
B) john macadam
C) charles telford
D) thomas newcomen
Correct Answer:
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Q10: In 1764, ……………..invented a machine called the
Q11: In 1769, ……………invented a machine run by
Q12: Samuel Crompton removed the defects of the
Q13: In 1733, ………….had invented a device called
Q14: In 1785, ……………..invented the Automatic or Power
Q16: In 1816, …………….invented a machine called Davy's
Q17: In 1801, ………………invented the first steam locomotive.
A)richard
Q18: In 1807, …………..invented the steamboat called the
Q19: …………..invented the first steam engine in 1705,
Q20: In 1769, ………….invented a better steam engine
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