GATE AE · 2022 · AE
Question 64: Engine Performance
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Question 64
AENAT2 marksNeeds review
An ideal ramjet is to operate with exhaust gases optimally expanded to ambient pressure at an altitude where temperature is 220 K. The exhaust speed at the nozzle exit is 1200 m/s at a temperature of 110 K.
Given:
at 220 K;
J/(kg-K) for air
at 110 K;
J/(kg-K) for exhaust gases.The cruise speed of this ramjet is ________ m/s (rounded off to nearest integer).
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2022AE
GATE AE 2022 · Paper 1
Aerospace Engineering · Original paper archive
- Section
- Aerospace Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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