The machine patented by James Watt in 1782 was

Options :
  1. Compression Diesel Engine
  2. Double-Acting Steam Engine
  3. Sewing Machine
  4. Automatic Mixer Grinder
Answer and Explanation :-

Answer: Option 2

Explanation:

Double-Acting Steam Engine provided power on both the upstroke and the downstroke of the piston and was patented by James Watt in 1782.

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