M17 Propellers Sub-Module No 1 (Quiz No:1)

Fundamentals

Quiz

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1. centrifugal twisting (or turning) moment(CTM) tries to twist a blade to a…….angle ?
   1.   course pitch
   2.   decreases
   3.   increase
2. …..is a physical force that tends to throw the rotating propeller blades away from the hub ?
   1.   CTM
   2.   ATM
   3.   centrifugal force
3. The angle between the resultant direction of the airflow and the plane of rotation is called ?
   1.   Angle of Advance
   2.   angle of attack
   3.   blade angle
4. CRITICAL RANGE indicated on the tachometer by a… for vibration ?
   1.   blue arc
   2.   green arc
   3.   red arc
5. Blade angle, usually measured in ……..?
   1.   minutes
   2.   degrees
   3.   inches
6. The …….. is the actual distance a propeller advances through the air in one revolution ?
   1.   effective pitch
   2.   active pitch
   3.   geomatric pitch
7. effective pitch is=…...?
   1.   g.pitch+slip
   2.   g.pitch-slip
   3.   slip-g.pitch
8. geomatric pitch is=……?
   1.   effective pitch-slip
   2.   effective pitch+slip
   3.   effective pitch
9. The propeller always runs……. than the engine ?
   1.   faster
   2.   slower
   3.   at same speed
10. The fuel control lever in a turboprop engine is often known as the…..?
    1.   control lever
    2.   Throttle Lever
    3.   Power Lever