Forces of flight

Question 1 of 10

For an aircraft to climb steadily, lift must be

Question 2 of 10

An aircraft has a mass of 50,000 kg. What is its weight?

Question 3 of 10

The lift-to-drag ratio of a glider is 30. From 1,000 m it can glide about

Question 4 of 10

The four forces acting on an aircraft in flight are lift, weight, thrust and

Question 5 of 10

The force that pulls an aircraft towards the earth is

Question 6 of 10

An aircraft weighs 20,000 N and has a wing area of 40 m². What is its wing loading?

Question 7 of 10

Weight acts through the aircraft's

Question 8 of 10

In a level turn, the load factor at a 60° bank angle is

Question 9 of 10

Streamlining an aircraft mainly reduces

Question 10 of 10

Drag increases when