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A model helicopter of mass

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A model helicopter and its load have a combined mass of 3.5 kg. Find the upward average force, in Newtons, exerted by the air if
1. 2 answers
2. asked by wayne
3. 1,478 views
A model helicopter of mass 5kg rises vertically from rest to a height of 60m with a constant acceleration in 10 seconds.
1. 3 answers
2. asked by Jeconiah
3. 1,160 views
A toy helicopter is flying straight ahead. A fan is blowing air toward the helicopter's right.When the helicopter flies past the
1. 1 answer
2. 86 views
A toy helicopter is flying straight ahead. A fan is blowing air toward the helicopter's right.When the helicopter flies past the
1. 1 answer
2. 78 views
James has a model helicopter. The model is 8 inches long and 7 inches wide. The actual helicopter is 56 inches long. What is the
1. 1 answer
2. asked by Stuck on this question
3. 154 views
1) Write the ratio in simplest form. 16:241:2 4:3 3:4 2:3*** 2) Solve the following proportion. r/5=9/21 r= 2.14*** r= 9 r=11.66
1. 3 answers
2. asked by sweaterweather and girl in red:)
3. 898 views
A helicopter has a mass of 4280kg. The helicopter is lifted off the ground with a vertically upward acceleration of 2.030m/s^2.
1. 1 answer
2. asked by Anonymous
3. 1,024 views
During a rescue operation, a 5350 kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed
1. 1 answer
2. asked by Carden
3. 1,933 views
During a rescue operation, a 5600-kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed
1. 1 answer
2. asked by Kyle
3. 711 views
During a rescue operation, a 5350 kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed
1. 1 answer
2. asked by Robert
3. 568 views

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