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Physics, 22.11.2019 16:31 hcpswalkertl3
Ahelicopter is hovering motionless above a disabled boat, while rescue workers use a rope to lift an injured sailor. while that sailor is being lifted upward, the net force on the motionless helicopter is(a) downward and equal to the sailor's weight. (b) zero. (c) upward and equal to the sailor's weight. (d) downward and equal to the sailor's weight plus the helicopter's weight.
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