Many thanks for your help on this Jay, I didn't even consider that the book might be wrong!
Now that's cleared up I can move on without worrying that I've misunderstood the basics.
really appreciate it,
ed
Hello,
Thank you for your reply.
The answer of 16.62KN from my last post is from the book I'm working out of. The answer I arrived at was 65.9KN which is why i posted here.
https://www.physicsforums.com/attachments/35372
I have attached my attempt at a free body diagram here.
The...
Homework Statement
An aircraft of 5000kg mass is diving vertically downwards at a speed of 500 knots. The pilot operates the dive brakes at a height of 10 000m and reduces the speed to 325 knots at 7000m. If the average air resistance of the remainder of the aircraft during the deceleration...