Revision Questions

#3. What is the SI unit of density?

• Am V squared
• Bkg/square cm
• Ckg - metres
• Dkg/cubic metre

#163. What pitching moment will be generated when Fowler flaps are deployed on an aircraft with a high mounted (‘T’ tail) tailplane?

• AAn aircraft nose up pitching moment
• BAn aircraft nose down pitching moment
• CThe nose up pitching moment will be balanced by the nose down pitching moment
• DThe resultant aircraft pitching moment will depend upon the relative position of the CP and CG

#2. Which of the following are the correct SI units ?

• ADensity is kilogram’s per cubic metre, Force is Newtons
• BDensity is Newton’s per cubic metre, Force is kilogram’s
• CDensity is kilogram’s per Newton, Force is Newton-metre squared
• DDensity is kilogram’s per square metre, Force is kilogram’s