Question: A 7 1 8 0 - Kg helicopter accelerates upward at 0 . 8 0 m / s 2 while lifting a 1 0 8
A Kg helicopter accelerates upward at ms while lifting a Kg frame at a construction site. a What is the lift force exerted by the air on helicopter rotors? b What is the tension on the cable ignore its mass which connects the frame to the helicopter? c What force does the cable exert on the helicopter?
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