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| Q. |
The fuel that is used in modern submarines is – |
| A. | Nuclear fuel |
| B. | Petrol |
| C. | Coal |
| D. | Diesel |
| Answer» A. Nuclear fuel | |
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Explanation: Nuclear power is now used in all large submarines, but due to the high cost and large size of nuclear reactors, smaller submarines still use diesel-electric propulsion. The ratio of larger to smaller submarines depends on strategic needs. The US Navy, drench Navy, and the British Royal Navy operate only nuclear submarines. |
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