Which effect does a decreasing airspeed have on the induced drag during a horizontal and stable cruise flight?

Question

Question Quiz SPL - Sailplane Pilot License - Principles of Flight (Aeroplane)

QuizVDS · Accepted Answer

The induced drag will increase

QuizVDS · Answer

The induced drag will slightly decrease

QuizVDS · Answer

The induced drag will collapse

QuizVDS · Answer

The induced drag will remain constant

Id 603 - SPL - Which effect does a decreasing airspeed have on the induced drag during a horizontal and stable cruise flight?