Discussion
Assertion (A): A ramjet must be accelerated to speed before it will operate.
Reason (R): It depends entirely on forward motion to compress the incoming air.
Select the correct answer from the options below.
Answer: C
Both hold and the second is the reason it produces no thrust at rest. Having no compressor makes it mechanically simple and capable of very high speeds, but it cannot start itself from a standstill under any circumstances.
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