A bricklayer hits a screw with a hammer and drives it into a ceiling. If the hammer hits the nail with three times the speed, how much deeper will the nail be driven

Q: Nonoy can finish a certain job in 10 days if Imelda will help for 6 days. The same work can be done…

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Q: Table W5: Density of object 3 Trials W or T,(N) Tub(N) F3 (N) hpoyi(kg/L) air 1 0.422 0.488 0.424…

A: In this question we have to complete the above table and calculate the forces.

Q: One of the safety features present in automobiles is an airbag. During a collision or an accident,…

A: During an impact (collision accident) car has high negative acceleration. This high acceleration is…

Q: (a) Estimate the density of the Moon. (b) Estimate the diameter of the Moon. (c) Given that the Moon…

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Q: (a) Estimate the time it would take to fill a private swimming pool with a capacity of 80,000 L…

A: (a)   Let the capacity of the swimming pool is Q = 80,000 L; The rate at which the water is flowing…

Q: 1)A round fishing bobber floats with 25% of its volume below the water. The boober has a radius 2.0…

A: 1)volume immersed = 25 % of the original volume  = 0.25 * (4π/3) * (0.02)3  = 8.377 * 10-6 m3

Q: During a NASCAR race a car goes 50 m/s around a curved section of the track that had a radius of 250…

A: Given data *The given speed of the car is v = 50 m/s *The given radius of the track is r = 250 m

Q: Q3/ What happens if the oil is replaced with water in the steam pump explain this.?

A: In this question we have to answer what happens if the oil is replaced with water in the steam pump.

Q: Water emerges from a faucet with the round cross-section of 0.5 cm diameter at a speed of 1.5 m/s.…

A: Given:Diameter,D=0.5 cmspeed,U=1.5 m/sspeed increases ,V= 3 m/s.Now,A) What is that…

Q: 1. The velocity graph of a braking car is shown. Use it to estimate to the nearest foot the distance…

A: Given data The time from t=0 s to t=4 s. n=4

Q: A bricklayer hits a screw with a hammer and drives it into a ceiling. If the hammer hits the nail…

A: Given data:  Original speed of the hammer = v New speed (v1)= 3v

Q: Water flows at a constant speed of 16m/s through narrow section of the pipe. What is the speed of…

A: Given data:  Velocity at narrow section (v1) = 16 m/s Radius of wide section r2 = 2r1 Required: The…

Q: *60. Go mmh Three fire hoses are connected to a fire hydrant. Each hose has a radius of 0.020 m.…

A: Given data: The number of fire hoses connected with fire hydrant is n=3. The radius of each hose is…

Q: Q4/Suppose there are three identical pumps in series, each producing 1500 ft of the head at flow…

A: there are three identical pumps in series each producing 1500 ft of the head at flow rate 1000 gpm…

Q: A stream flows at a rate of 3.9 km/hr. A boat has a speed of 7.6 km/hr. While in the stream the boat…

A: Given Speed of the river vr = 3.9 km/hr speed of the boat vb = 7.6 km/hr Distance travelled up…

Q: Water from a fire hose is directed toward a building as shown in the figure below. The water leaves…

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Q: 5P2

A: Volume = 40 L Time = 2 min = 120 s

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Q: Hi! One of the homework questions, due to upload today, is "a piece of metal that has a mass of 0.50…

A: Expression for relation between mass, volume and density will be -  Density=MassVolume Given values,…

Q: If you are having trouble opening a stuck jar lid, you can use a rubber pad to help you grip the lid…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: height of the tree ("h" feet) A biologist wants to find the height of a tree on the other side of a…

A: tan θ = perpendicular/base

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Q: 4. (a) State and explain the Kepler’s laws of planetary motion and hence derive the Newton’s law of…

A: Newton’s gravitation law of attraction states that every object in the universe attracts every other…

Q: 2. A pipe with a radius of 2 cm is connected to another pipe with a radius of1 cm. If the velocity…

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Q: 17. The Steamboat Geyser in Yellowstone National Park, Wyoming is capable of shooting its hot water…

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Q: A standard Ford F150 has a standard tire size of 25.7 inches in diameter. You decided to replace…

A: Whenever the wheel of a car completes one rotation, it means that the car has travelled a distance…

Q: Problem 2: A bowling ball of mass m = 1.1 kg drops from a height h = 14.2 m. A semi-circular tube of…

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Q: On a calm day, a ferryboat can cross a 1 km channel between cities X and Y in 10 minutes. Today…

A: Speed of an object is given by v = dt, where d = distance travelled, t = time taken to travel The…

Q: Field testing has revealed the following information:1) The tank moves from rest to a speed of 70…

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Q: As a technical engineer in the army, you are part of a team in charge of testing and commissioning a…

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Q: 2. (a) Find the total force on the bottom of a cylindrical gasoline storage tank 18.0 m high with…

A: Given, Height of tank h = 18 m Radius of tank = 25 m Density of gasoline = 748 Kg/m3   We know the…

Q: A cup is a cylinder with a diameter of 9.87cm and is 30cm tall. The hole is 1.44 from the bottom of…

A: Given : Height H = 30 cm = 0.3 m H-h=1.44 cm = 0.0144 m  diameter of cup = 9.87 cm = 0.0987 m hole…

Q: Can you please provide a complete solution set to this problem?    A rollercoaster car is…

A: Diameter of the loop, D = 15 m For minimum velocity

Q: I Review I Constants I Perio Water flowing through a 2.5-cm-diameter pipe can fill a 200 L bathtub…

A: The rate of flow of water(Volume per unit second) through a pipe is always constant and…

Q: Question: A ball is attached to the end of a string. It is swung in a vertical circle of radius 0.33…

A: Rdius of Circle = 0.33 mLet mass of ball = mFor ball to complete the Circle, Kinetic energy at…

Q: (I) A 12-cm-radius air duct is used to replenish the air of a room 8.2 m x 5 m x 3.5 m every 12 min.…

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Q: Drag Force: A spherical particle of radius 5.9 cm and a mass of 226 g is moving through a fluid of…

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Q: Q6: Water enters a horizontal pipe with a rectangular cross section at a speed of 1 m/s. The width…

A: Given, Speed of water initially,v1=1 m/s Initial pressure, P1=3000 Pa Height,h=20 m Density of…

Q: 10. A fluid moves in a steady flow manner between two sections in a flow line. At section 1:A, =10…

A: In section 1 : Area = 10 ft2velocity = 100 feet per minute density = 1/(4 ft3/lb)= 0.25 lb/ft3 In…

Q: It takes a boat 2 hours to travel 24 miles downstream and 3 hours to travel 18 miles upstream.…

A: Time taken to travel 24 miles downstream = 2 hours Time taken to travel 18 miles upstream = 3 hours…

Q: The record for the largest glass bottle was set in 1992 by a team in Millville, New Jersey—they blew…

A: The volume,

Q: Using Newton’s Third Law, explain why the fan needs to be pointed so the air blows out backwards.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: You stand on the seat of a chair and then hop off. (a) During the time you are in flight down to the…

A: