8 m inflow pipe 2 m

Q: A baseball that is thrown in the air eventually returns to the ground due to gravity, what happens…

A: As ball rise in the sky, the potential energy is increases. Potential energy = mgh. so, potential…

Q: A water pump lifts 400kg of water through a height of water through a height of 3.2mm seconds what…

A: Given that: P=?m=400 kgh=3.2 mm=3.2×10-3t=1 sec

Q: You are watching a National Geographic Special on television. One segment of the program is about…

A: Using equation of kinematics,

Q: Theoretically, what should be the ratio of final kinetic energy to initial potential energy (K final…

A:

Q: Which among the following derived quantity has the same unit as that of energy a. Power b.…

A: The SI unit of Energy is Joule or kgm2/s2. 1 kgm2/s2 = 1 joule

Q: (Could be more than one possible answer) Which of the following scenarios result in no work done in…

A: We know that work is done when a force acts through some distance d on object.

Q: A water tank is shaped like an inverted cone with height 6 m and base radius 1.5 m (as shown). a. If…

A: Given data: The radius is, R= 1.5 m The height is, h= 6 m Step 1 The diagram of the cone is as shown…

Q: Fill in the blank: An object is moving to the right. A force acts rightward upon it. This force is…

A: The expression of the work done by a force is: W=F·d=Fdcosθ Here, θ is the angle between force…

Q: A 76.0 kilogram boulder is sliding horizontally at the top of a 20-meter-high vertical cliff over…

A: Mass of boulder, m = 76 kg Distance between top of vertical cliff over the surface of a lake = 20 m…

Q: A cylindrical water tank 6 meters high with a radius of 2 meters is buried so that the top of the…

A:

Q: A leaky bucket which initially has 20 L of water and leaks at a constant rate is hanging from a 60 m…

A:

Q: a 20kg object gains 700 joules of potential energy. what is the objects change in height

A: Given quantities: mass of the object (m) = 20 kg potential energy gained (P) = 700 Joules…

Q: A student is watching pilings being driven into the ground. From the size of the file driver the…

A:

Q: An engine is pumping water from a well 25 m deep. It discharges 0.4 m³ of water each second with a…

A: Let m denotes the mass of water that is discharged in unit time, ρ denotes the water density, V…

Q: The rectangular cistern (storage tank for rainwater) shown has its top 4 m below ground level. The…

A:

Q: The law of conservation of energy states that the total energy of an isolated system remains…

A: TRUE   Law of conservation of energy states that the total energy of an isolated system remains…

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: A conical container of radius 8 ft and height 32 ft is filled to a height of 29 ft with a liquid…

A:

Q: A system having a mass of 50 kg is raised to a height of 50 m. If the system is raised to its final…

A: mass (m) = 50 kg height (h) = 50 m time taken (t) = 2 minutes = 120 seconds

Q: A person carries a 50 kg object up a flight of stairs. There are ten stairs; each step is 30 cm high…

A:

Q: A 60 kg woman with density of 980 kg/m^3 stands on a bathroom scale.  Determine the reduction orf…

A: The relationship between Density, mass, and volume is given by,     Density = massvolume   Given to…

Q: An anchor weighing 100lb in water is attached to a chain weighing 3lb/ft in water. Find the work…

A: Given: An anchor weighing 100lb in water is attached to a chain weighing 3lb/ft in water. Find the…

Q: In physics, it is known that if you are studying your lesson then you are doing work. a) True b)…

A: In physics, if force moves object in its direction then we said work done by force.  For work to be…

Q: The gravitational potential energy stored between the mole and Earth mole dug toward the surface.…

A: An object’s gravitational potential at any point within the Earth’s surface can be represented as,…

Q: A ladder is leaning against the wall of a building in such a way that the top of the ladder is 4m…

A:

Q: work is required to pump all the water over the top of the tank

A:

Q: Power of the Human Heart. The human heart is a powerful and extremely reliable pump. Each day it…

A: Given data:  Volume (V) = 7500 L = 7.5 m3  Time taken (t) = 1 day Height (h) = 1.6 m Density of…

Q: A pipe funnels water to a turbine at a hydroelectric power plant at 200 m per second, dropping 150…

A:

Q: A 10 m chain is hanging from a tall building. The chain has a density of 1.5 kg/m. At the bottom of…

A:

Q: Power of the Human Heart. The human heart is a powerful and extremely reliable pump. Each day it…

A: Given: The volume of the blood is 7500 L. The height lifted to blood is 1.5 m. The density of the…

Q: 2.8 There are 400 kg/min of water being handled by a pump. The lift is from a 20-m deep well and the…

A: Given data:  Mass (m) = 400 kg Time (t) = 1 min = 60 s Depth (h) = 20 m Velocity (v) = 15 m/s g =…

Q: Which of the following is the best example of increasing the potential energy of water? A pouring…

A: Since the gravitational potential energy of an object is directly corresponding  to its peak region…

Q: Fill in the blank. You serve a volleyball with a mass of 2.1kg. The ball leaves your hand at 30m/s.…

A: Given:mass, m = 2.1 kgintial speed, u = 30 m/s

Q: A bucket begins holding 25 kgs of sand. The bucket is to be lifted to the top of a 20 meter tall…

A:

Q: A box weighs 45 N. Calculate the work done in lifting the box through a vertical height of (a) 4.0m.…

A:

Q: Which of the following is an example of kinetic energy?     a parked car in a hot garage a parked…

A:

Q: Every second at Niagara Fall 5.5 X 10^5 kg of water falls an average distance of 20 m. Determine the…

A: Mass of water,  Distance of fall,  Acceleration due to gravity,  Time interval,

Q: A diver climbs up the ladder of a diving tower. The work they do climbing the ladder is

A: From the question, it seems that the type of work is required here.

Q: Suppose you have an ice cream cone full of melted ice cream. The ice cream cone is in the shape of a…

A:

Q: 16. Application question: In Lancaster county, Pennsylvania, it is common for members of the Amish…

A: Introduction: Windmills are devices that convert energy from wind to mechanical energy.

Q: Read the text about an object in motion. A maple tree seed hung from a branch of a tall maple tree.…

A: Answer :- when the seed was about to germinate in the dirt. Because, When was the least…

Q: How much work does it take this squirrel to suck the all beer out of one of these cylindrical cans?…

A:

Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m³). Setup the…

A: Required work done to pump out the water as of from the given spherical tank.

Q: A 55-kg penguin is perched atop a cliff, 54 m above the ocean. Find the penguin’s gravitational…

A: Consider the potential energy of the reference level or the sea level as zero. The expression for…