# Math

A pump can raise 900 liters of water per minute to a height of 50 meters caculate the h.p.(metric) of the pump.

1. 👍
2. 👎
3. 👁
1. Wt. = 900Liters * 1oz/0.03Liters = 30,000 Ozs. = 1875 Lbs./min.

Mass = 1875Lbs * 0.454kg/Lb. = 851.25 kg./min.

P = M*g*d/t = 851.25/60s * 9.8 * 50 = 6952 J/s = 6952 Watts.

h.p. = 6952/746 = 9.32.

1. 👍
2. 👎

## Similar Questions

1. ### calculus

water is pouring into a conical cistern at the rate of 8 m^3/minute. If the height of the inverted cone is 12 meters and the radius of its circular opening is 6 meters, how fast is the water level rising when the water is 4 meters

2. ### science

an electric water pump raises 500 kg of water through a vertical height of 25 m in 50 sec. Calculate the power of electric pump. Take g=10N/kg

3. ### Physics

A pump of 200 W power is lifting 2 kg water from an average depth of 10 meters per second. Find the velocity of water delivered by the pump?

4. ### Algebra

Owners of a recreation area are filling a small pond with water. They are adding water at a rate of 25 liters per minute. There are 700 liters in the pond to start. Let W represent the amount of water in the pond (in liters), and

1. ### physics

A pump lifts 200kg of water per hour a height of 6.0m . Part A What is the minimum necessary power output rating of the water pump in watts? Part B What is the minimum necessary power output rating of the water pump in horsepower?

2. ### Physics

2. A pool has an area A = 50 m2 and depth h = 2.5 m. The pool is filled with water to the maximum height. An electrical pump is used to empty the pool. There are two pipes coming out the pump: one is submerged into water has a

3. ### Math

A rectangular tank 40cm wide by 50 cm long by 30 cm high is filled up with water up to 2/3 of its height .water flows from a tap into the tank at a rate of 0.5 liter per minute. Find the amount of water in the tank after 30

Water is flowing at a rate of 50 cubic meters per minute into a holding tank shaped like a cone, sitting vertex down. The tank's base diameter is 40 m and a height of 10 m. Write an expression for the rate of change of the water

A tank has the shape of an inverted circular cone with a base radius of 5 meters and a height of 20 meters. If water is being pumped into the tank at 2 cubic meters per minute, find the rate at which the water level is rising when

2. ### physics

A rain cloud contains 3.56 x 107 kg of water vapor. How long would it take (in seconds) for a 4.5 kW pump to raise the same amount of water to the cloud which has an altitude of 1741.4 meters?

3. ### cc

A pump fills a pool at a rate of 20 cubic meters per hour. If each cubic meter of water is valued at \$10, how many minutes will the pump need to work to transfer \$300 worth of water?

4. ### physics

iv. When you use a hand pump to inflate the tires of your bicycle, the pump gets warm after a while. Why? What happens to the temperature of the air in the pump as you compress it? Why does this happen? When you raise the pump