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MODULE 17 PROPELLER 17.1.2

 Fundamentals. PLEASE NOTE DOWN YOUR  SELECTED OPTIONS ON A PAPER AND  AT THE  END OF THIS POST CORRECT OPTIONS ARE GIVEN Q uestion Number. 6. The blade angle at the root is. Option A. less than the tip. Option B. same from tip to root . Option C. greater than the tip. Q uestion Number. 7. What force on a propeller blade turns the blades to a fine pitch?. Option A. ATM. Option B. Torque. Option C. CTM. Q uestion Number. 8. The purpose of propeller twist is. Option A. coarsen the blade angle at the root. Option B. to maintain Blade Angle along the blade. Option C. to maintain Angle of Attack at the same value along the blade. Q uestion Number. 9. The forces acting on a propeller blade are. Option A. bending, twisting and centrifugal. Option B. thrust, aerodynamic and tension. Option C. thrust and torque. Q uestion Number. 10. Blade angle at the root is. Option A. low.  Option B. high. Option C. master blade angle.  ANSWERS Q uestion Number. 6. The blade angle at the root is. Option A. l

MODULE 17 PROPELLER 17.1.1

 Fundamentals. PLEASE NOTE DOWN YOUR  SELECTED OPTIONS ON A PAPER AND  AT THE  END OF THIS POST CORRECT OPTIONS ARE GIVEN Q uestion Number. 1. High speed propellers are designed to. Option A. rotate at high RPM. Option B. operate at high forward speeds. Option C. operate at supersonic tip speeds. Q uestion Number. 2. When in the windmill position ATM. Option A. opposes CTM. Option B. is not related to CTM. Option C. assists CTM.  Correct Answer  2 is. assists CTM.  Q uestion Number. 3. The optimum angle for a fixed pitch propeller is. Option A. 15 degrees. Option B. 2 - 4 degrees. Option C. 6 - 10 degrees. Q uestion Number. 4. A left handed propeller is one that. Option A. rotates clockwise when viewed from the rear. Option B. rotates clockwise when viewed from the front. Option C. is fitted to an en