An aircraft develop a forward thrust of 15000 N. if the gross mass of the aircraft is 100 tons, what horsepower does the engine develop if it is flying at 1000 kph?

Q: What is the efficiency of a subject on a treadmill who puts out work at the rate of 110 W while…

A: oxygen consumption rate 2 L/m mean power input = 700 Wpower output = 110 W

Q: A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By…

A: Given data The mass of the hummingbird is given as m = 2.4 g. The rate in which the wings…

Q: How much power is developed by an airplane that cruises at 300 m/s when the thrust of its engine is…

A:

Q: A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By…

A: The weight of the bird is mg. a downward force which is equal to the magnitude of the weight of the…

Q: A pump is required to lift 800 kg of water per minute from a well 16.0 m deep and eject it with a…

A: Given: Weight of water: m=800 [kg] Height: h=16 [m] Speed of ejecting out: v=15 [m/s]

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A: Given Volume of blood , V = 6773.2 L  Density of blood , D = 1.06 kg/L  Height lift ,H = 1.7 m  Time…

Q: horizontal pipe, which is 1 m in diameter. If the head loss is harge of 8 m³/s is to flow through…

A:

Q: If a water motor fills 25 kg of water in a pool of 60 m in 5 minutes, what is the power of the…

A: The pump fills a pool of height h=60 m with water of mass m=25 kg in t=5 min=300 s.The potential…

Q: 5698.4 in Hg to Mpa 25.95 Watts to in-lb/min 6469 kg/s to Hp 0.689 Hp to Erg/s

A: 5698.4 in Hg to Mpa1 in of Hg=0.00338639 Mpaso,5698.4 in Hg=0.00338639×5698.4 Mpa…

Q: #13

A: 9)the power is the energy per unit time or work done per unit time. the work is to be done to rise…

Q: If the four Pratt & Whitney PW4000 turbofan engines of a Boeing 747-400 aircraft do 5620 Million…

A:

Q: At an orange juice plant, orange juice pulp with a density of 1.25 g/ml passes through a pumping…

A: Output mechanical power

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A: consider a cylindrical strip of radius r at a distance x whose thickness is dx, The force acting on…

Q: A lawn roller is pushed 15 meters by a force of 100 N. If the person has used 85 W, how long did it…

A:

Q: A motor pumps 500 kg of water at a constant speed from street level to a height of 30 m to fill a…

A:

Q: In 45 seconds, a 2.5-ton vehicle can reach 120 mph from rest. Exclude friction losses while…

A: Solution:-Given thattime (t)=45 sInitially at restFinal speed (v)=120 mphmass of vehicle (m)=2.5 ton

Q: A pump is driven by a motor with an output rating of 12 kW (that is, the motor will provide 12 kW of…

A:

Q: Sam lifts a box with a weight of 12 N to a height of 2 meters. (E-S-A is only necessary for Part…

A:

Q: A leaky 10-kg bucket is lifted from the ground to a height of 12 m at a constant speed with a rope…

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Q: We would like to place 300 m long ski lift which moves with a towing speed of 12 km/h, on a steep…

A:

Q: A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By…

A: Formula to calculate the average power is

Q: How much horsepower is required to pull a 2000 pond airplane up a 20 foot ramp onto a four foot high…

A:

Q: Gravel is lifted from the ground to the top of a building 60 feet high by a 20 Hp engine.How many…

A: Power of engine = 20 Hp using 1 Hp = 746 Watts Therefore, power of engine = 20 * 746  = 14920 Watts…

Q: What is the work needed to lift 15kg of water from a well 12m deep ? Asume the water has a constant…

A:

Q: A bucket of water of mass 20 kg is pulled at constant velocity up to a platform 30 meters above the…

A: Write the given values with the suitable variables. m=20 kgh=30 mt=18 min Here, m, h, and t are the…

Q: A circular swimming pool full of water has a diameter of 24 ft and the sides are 5 ft high. Set-up…

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Q: A student weighs 150 lbs and walks up a set of stairs from the first floor to the second floor of…

A: mass (m) = 150 lb time (t) = 20 second

Q: bucket of water of mass 20 kg is pulled at constant velocity up to a platform 45 meters above the…

A:

Q: A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By…

A: The weight of the bird is mg. a downward force which is equal to the magnitude of the weight of the…

Q: A lightning bolt may carry a current of 1.00  104 A for a short time. What is the resulting magnetic…

A: Given : current in lightening bolt (I)=1.00*104 A distance of point where we have to find the…

Q: ted speed

A:

Q: Water is lifted out of a well 20.0 mm deep by a motor rated at 1.10 hp. Assuming efficiency 85 % ,…

A:

Q: 1. You raise a bucket of water from the bottom of a deep well. If your power output is 113 W, and…

A:

Q: How much power is developed by an airplane that cruises at 300m/s when the thrust of its engine is…

A: Power is defined as the rate of workdone.