Multiple choice

George Westinghouse is associated with the invention of

  1. air brake

  2. piston

  3. water pump

  4. dynamo
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

George Westinghouse invented the railway air brake system in 1869, which used compressed air to stop trains simultaneously from the locomotive. This revolutionized rail safety by allowing trains to stop much faster than before. He also founded Westinghouse Electric Company.

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