AN AIRPLANE PROPELLER USUALLYHAS TWO, THREE, OR FOUR BLADES, THE ANGLES OF WHICHTHE PILOT...
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Narrator:
AN AIRPLANE PROPELLER USUALLY
HAS TWO, THREE, OR FOUR BLADES, THE ANGLES OF WHICH
THE PILOT CAN ADJUST IN RESPONSE TO AIRSPEED
AND FLIGHT CONDITIONS. A PROPELLER'S MAIN PARTS
ARE MADE OF ALUMINUM BECAUSE IT'S CRITICAL TO KEEP IT
AS LIGHTWEIGHT AS POSSIBLE. THE BLADES AND HUB ARE MADE
OF AEROSPACE-GRADE ALUMINUM THAT RESIST CORROSION
AND METAL FATIGUE
AN AIRPLANE PROPELLER USUALLY
HAS TWO, THREE, OR FOUR BLADES, THE ANGLES OF WHICH
THE PILOT CAN ADJUST IN RESPONSE TO AIRSPEED
AND FLIGHT CONDITIONS. A PROPELLER'S MAIN PARTS
ARE MADE OF ALUMINUM BECAUSE IT'S CRITICAL TO KEEP IT
AS LIGHTWEIGHT AS POSSIBLE. THE BLADES AND HUB ARE MADE
OF AEROSPACE-GRADE ALUMINUM THAT RESIST CORROSION
AND METAL FATIGUE
Full Transcript
00:00:01.000 --> 00:00:03.831
Narrator:
AN AIRPLANE PROPELLER USUALLY
HAS TWO, THREE, OR FOUR BLADES,
00:00:03.833 --> 00:00:05.965
THE ANGLES OF WHICH
THE PILOT CAN ADJUST
00:00:06.034 --> 00:00:08.431
IN RESPONSE TO AIRSPEED
AND FLIGHT CONDITIONS.
00:00:08.467 --> 00:00:10.764
A PROPELLER'S MAIN PARTS
ARE MADE OF ALUMINUM
00:00:10.833 --> 00:00:13.765
BECAUSE IT'S CRITICAL TO KEEP IT
AS LIGHTWEIGHT AS POSSIBLE.
00:00:13.009 --> 00:00:16.566
THE BLADES AND HUB ARE MADE
OF AEROSPACE-GRADE ALUMINUM
00:00:16.007 --> 00:00:18.798
THAT RESIST CORROSION
AND METAL FATIGUE.
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Movie Summary
Television series that documents how various everyday products are made.
