ATPL网上题库4飞行原理 下载本文

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B.Maintain speed. C.Decrease speed.

正确答案:A

(54)What should a pilot do to maintain \airplane performance when a tailwind is encountered?

? ? ?

A.Increase speed. B.Maintain speed. C.Decrease speed.

正确答案:C

(55)Which procedure produces the minimum fuel consumption for a given leg of the cruise flight?

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A.Increase altitude for a headwind, decrease altitude for a tailwind.

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B.Increase speed for a tailwind. C.Increase speed for a headwind.

正确答案:C

(56)At what speed, with reference to L/DMAX, does maximum range for a jet airplane occur?

? ? ?

A.A speed less than that for L/DMAX. B.A speed equal to that for L/DMAX. C.A speed greater than that for L/DMAX.

正确答案:C

(57)Maximum range performance of a turbojet aircraft is obtained by which procedure as aircraft weight reduces?

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A.Increasing speed or altitude.

B.Increasing altitude or decreasing speed. C.Increasing speed or decreasing altitude.

正确答案:B

(58)Under what condition should stalls never be practiced in a twin-engine airplane?

? ? ?

A.with one engine inoperative B.with full flaps and gear extended C.with climb power on

正确答案:A

(59)V2 or initial climb speed must not be

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A.More than the take off safety speed B.Less than 1.2 VS1 C.More than 1.1 MAC

正确答案:B

(60)V2 or rotation speed must not be

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A.Less than V1 B.More than VMCA

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C.Less than VMCG+20 kts

正确答案:A

(61)At what speed will dynamic hydroplaning begin if tire has pressure 70?

? ? ?

A.75 knots B.85 knots C.80 knots

正确答案:A

(62)As large jet transport aircraft climbs above FL340 as fuel burns off, the IAS turbulence penetration speed will

? ? ?

A.Increase. B.Decrease. C.Remain the same.

正确答案:B

(63)In relation to take off performance V1 is the speed by which

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A.a decision has been made B.retardation action is taken C.a margin of 10% exists over VMCG

正确答案:A

(64)When setting the altimeter, pilot should disregard

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A.corrections for static pressure systems. B.effects of nonstandard atmospheric temperatures and pressures.

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C.corrections for instrument error.

正确答案:B

(65)In en route flight, the altimeter setting is

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A.QNE