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How fast must you lift

If a bird at sea level requires a speed of 30 mph to have enough lift to fly, how fast must it fly for the same lift at 20,000
1. 5 answers
2. asked by Paul Barrett
3. 456 views
A rocket weighs 1 x10^7 N while on the surface of the earth. The ignition of its engines results in a lift off force of 1.5 X
1. 0 answers
2. asked by harry
3. 627 views
A coin is released inside a lift at a ht of 2m from the floor of the lift. The ht of the lift is 10 m . the lift is moving with
1. 1 answer
2. asked by shubhi
3. 957 views
Your horse is pulling a rope that is used to lift a bale of hay. The bale has a mass of 30 kg. Your horse has a max power output
1. 1 answer
2. asked by Anonymous
3. 607 views
An electric motor is rated to have a maximum power output of 0.72 hp. If this motor is being used to lift a crate of mass 188
1. 1 answer
2. asked by Alex
3. 1,378 views
During a lift off , the thrust a rocket produces must overcome the force of gravity in order to lift the rocket off the ground.
1. 3 answers
2. asked by Cassy
3. 1,375 views
A balloon, 50 feet from an observer, is rising at 20 ft/sec. At 5 seconds after lift off1. How fast is the distance between the
1. 1 answer
2. asked by Sally
3. 710 views
A balloon, 50 feet from an observer is rising at 20 ft/sec. At 5 sec after lift off,a)how fast is the distance between the
1. 3 answers
2. asked by Ryan kustin
3. 877 views
A hot air balloon, 50 feet from an observer, is rising at 20 ft/sec. At 5 seconds after lift off1. How fast is the distance
1. 1 answer
2. asked by Mary
3. 717 views
Which tempo pattern is most common among movements within a Baroque concerto?(1 point) Responses fast-slow-fast fast-slow-fast
1. 1 answer
2. 100 views