why does a helicopter have rotating blades at the top as well as at its tail???
Sarita Sarkar , 14 Years ago
Grade 11
Mechanics> ????...
1 Answers
AKASH GOYAL AskiitiansExpert-IITD
Last Activity: 14 Years ago
Dear Apoorva
Top one is for flying and the tail one is for changing the direction .
All the best.
AKASH GOYAL
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