Which of the following pairs of engine and performance/characteristic is/are correctly matched? 1. Turbojet: Efficiency increases with flight speed 2. SI engine: Lowest specific fuel consumption 3. Turboprop: Suitable for low flight speeds Select the correct answer using the codes given below: Codes:

Which of the following pairs of engine and performance/characteristic

1.	Which of the following pairs of engine and performance/characteristic is/are correctly matched? 1. Turbojet: Efficiency increases with flight speed 2. SI engine: Lowest specific fuel consumption 3. Turboprop: Suitable for low flight speeds Select the correct answer using the codes given below: Codes:
A.	1 and 2
B.	2 and 3
C.	1 and 3
D.	2 alone
Answer» D. 2 alone

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