Q. With reference to the Air-independent propulsion (AIP) Systems, consider the following statements;:
1.This system allows conventional submarines to remain submerged for much longer than ordinary diesel-electric submarines.
2.All AIPs are based on fuel cells.
Which of the statements given above is/are correct?
Answer: A
Notes:
Statement 1 is correct: AIP technology allows a conventional submarine to remain submerged for much longer than ordinary diesel-electric submarines.
Statement 2 is incorrect: There are different types of AIP mechanisms available; For instance, India is looking for AIP based on fuel cells under the P-75I project. These cells convert chemical energy into electrical energy, recharging the batteries of the submarine.
Source: Indian Express
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