Q&A Forum
1131 questions found
An aircraft of 2 metric tonnes lands with 400 kilojoules of energy, 10 kiloNewtons of force is applied at the brakes, how far does the aircraft take to stop?
- 40 M.
- 80 M.
- 20 M.
i think the answer is wrong...
cause i get the distance is 80m
Given that 1 cubic foot of water weighs 62.4 lbs and the specific gravity of fuel is 0.81, what is the weight of 10 cubic foot of fuel?
- 402.8 lbs.
- 505.4 lbs.
- 624.0 lbs.
how to solve its?
Which fibre to resin (%) ratio for advanced composite wet lay-ups is generally considered the best?
- 40:60.
- 50:50.
- 60:40.
Referring to Jeppesen Airframe book. It states that ratio is 60% fibre and 40% resin.. please explain
How long will it take a car moving at 60 km/hr to travel 90 km?
- 40 minutes.
- 75 minutes.
- 90 minutes.
How to solve its?
A spring extends 7 cm to the ground and back again 20 times a minute. What is the period?
- 0.3 hertz.
- 3 seconds.
- 1/3 cycle.
how it can be?