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Keeping all other factors constant if only range of aircraft is increased then, what will be effect on the gross weight of aircraft?

Keeping all other factors constant if only range of aircraft is increased then, what will be effect on the gross weight of aircraft? Correct Answer Gross weight will increase

Cruise range will directly affect the fuel fraction of the aircraft. If range is increased then the fuel weight will also increase. Hence, as per W0 = Wcrew + Wpayload + Wfuel + Wempty gross weight will increase.

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