A 3,125kg elephant is standing at a watering hole. What is the normal force that is applied to the elephant?

Q: Find the force against a dam that is 8 meters deep and 83 meters long. The density of water is 1000…

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Q: A 6-kg plastic tank that has a volume of 0.18 m3 is filled with liquid water. Assuming the density…

A: Given data:  Mass of plastic tank (m1) = 6 kg Volume (V) = 0.18 m3 Density of water (ρ) = 1000 kg/m3…

Q: A ball with a radius of 9 cm and a mass of 2000 g is thrown into a lake. Will the ball sink or…

A: Given: A ball with a radius of 9 cm and a mass of 2000 g is thrown into a lake. Will the ball sink…

Q: filled with air has a radius of 0.52 m. Find the force (N) required to completely submerge it in…

A: Given values:- The radius of the plastic beach ball,(r)=0.52 m ----(1) The density of water,(ρ)=1000…

Q: The H20 at the bottom of a waterfalls has a speed of 40 m/s. The height of the water falls is 22.7…

A: Velocity of water at the bottom of a waterfalls, vb = 40 m/s. Height of waterfalls, ht = 22.7 m.…

Q: An object has a volume of 3 x 10 cm lies at the bottom of the sea. If the force required to lift the…

A: The buoyant force is given by  F' = V x d x g  where, V is the volume immersed, d is the density of…

Q: If a Boeing 777 has a wing area of 428 m2(4607 ft2) and is cruising at the same velocity under the…

A: The lift is given by L=CI×Aρv22 where CI is the lift coefficient,  A is the wing area, ρ is the…

Q: An object has a volume of 3 x 104 cm³ lies at the bottom of the sea. If the force required to lift…

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Q: Moving to another question will save this response. Question 8 Choose the correct answer. Density…

A: Scalar quantities are those which have only magnitude and no direction. Vector quantities are those…

Q: A person who is 30 m under water will experience more pressure than a person 40 m underwater more…

A: In fluids pressure increases with depth. If depth increases pressure also increases

Q: A lady wearing high heel shoes balances on a single heel. The heel is circular with a diameter 0.8…

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Q: A woman draws water from a well using a fixed pulley. The mass of bucket and water together is 6kg.…

A: The load is given by,

Q: A dam has the shape of a trapezoid. The height of the dam is 20 m and the width is 50 m at the top…

A: Here we assume that

Q: A rectangular oil tank of length 2 m, width 1.5 m is filled with oil to height of 0.9 m. S.G. of oil…

A: Dimension of the tank: Length (L)= 2 m Width (W)= 1.5 m Height (h)= 0.9 m Specific gravity of the…

Q: A 1,396 kg car on a hydraulic lift rests on a cylinder with a piston diameter of 0.8 m. If a…

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Q: The side of a swimming pool is 60 ft long and the water is 5 ft deep. Set up an integral to find the…

A: The length of the swimming pool is L = 60 ft. The depth of water in the swimming pool is D = 5 ft.…

Q: boat (with a flat bottom) and its cargo weigh 6,400 N. The area of the boat's bottom is 3 m2. How…

A: given that Weight = 6400 N Area = 3 m2  here we can use force of buoyancy  weight of boat = weight…

Q: Upward force on a floating body is called _______. A) jerk B) buoyancy C) Archimedal force D)…

A: When a body is immersed in a liquid, it experiences an upward force which is called buoyant force.

Q: A type of pump used to measure pressure is diffusive pump water pump O ion pump O suction pump

A: Pressure is usually measured by barometer .But pump can also be used to measure pressure.

Q: A barge floats in the Atlantic Ocean (salt water with a density of 1025 kg/m3). If the barge is a…

A: density of salt water (d) = 1025 kgm3Width of box (w) = 11.2 m Length (L) = 18.1 m Height (H) = 3.84…

Q: What horsepower is required to force 8,000 L of water per minute in a water main pipe at a pressure…

A: Fluid power horsepower (hp) is given by: Fluid power horsepower (hp) =pressure (psi) x pump flow…

Q: A hydraulic lift is designed with an input (smaller) cylinder that has a diameter= 4 cm. The output…

A: In the question given the value of force F1 input diameter d1 and output diameter d2 then we have to…

Q: A tank shaped like a cone pointing downward has height 7 feet and base radius 5 feet, and is full of…

A:

Q: A wooden spherical ball with specific gravity of 0.45 and a diameter of 400mm is dropped at a height…

A: ball with specific gravity of 0.45diameter of 400mmheight of 5.2m density of wood=450 kg/m3

Q: A barge floats in the Atlantic Ocean (salt water with a density of 1025 kg/m3). If the barge is a…

A:

Q: The following figure shows the shape and dimensions of a small dam. Assuming the water level is at…

A: Given Information:- Width of the dam is w=45 m. Height of the dam is h=9 m. Therefore area of the…

Q: a water tower is 30 m above the ground and is open to the air. Water coming out a shower head is…

A: Given Data : The height of the water tower above the ground is given as H = 30m. The velocity of the…

Q: A barge floats in the Atlantic Ocean (salt water with a density of 1025 kg/m³). If the barge is a…

A: Density of salt water = 1025 kg/m3  dimensions of barge = 10.4 m × 17 m × 3.67 m  Mass of barge =…

Q: A hydraulic lift in a garage has two pistons: a small one of radius 1.8 cm and a large one of radios…

A:

Q: A small ferryboat is 3.5 m wide and 5.9 m long.What is the weight of the truck when the boat sinks…

A: Given:Length of ferryboat (L) = 5.9 m.Width of ferryboat (B) = 3.5 m.Sinking of boat (x) = 4.3 cm =…

Q: The water level inside a cylindrical tank (height 12 ft) is 2 ft below the top of the tank. If the…

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Q: Find the pressure on the roof of Grand Hyatt Hotel Manila (one of the tallest buildings in the…

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Q: What is the pressure on a 0.6 m2 window with a pressure of 500 N applied to it?

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Q: It is defined as the ratio of mass and volume of a certain material  A. Pressure  B. Density  C.…

A: Question : It is defined as the ratio of mass and volume of a certain material  Solution :

Q: A boat has mass 1000toness and it is floating in sea water. Calculate the amount of water displaced

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Q: Water leaks from a hole in a water tank which is a 17.66 meters below the surface of the water which…

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Q: blood pressure is---- .A the force of blood moving through your arteries .B the force of blood…

A: Correct answer is option (A).

Q: Rain drops acquire spherical shape due to    A) viscosity B) surface tension C) friction D)…

A: The tendency of a liquid, that makes it to shrink into the minimum surface area is known as Surface…

Q: A stone dropped from a bridge reaches the water surface after 4 s. What is the height of the bridge?…

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Q: An aquarium 11m long, 2m wide, and 9m deep is full of water. The density of water is 1000kg/m3 and…

A: Given: The length of the aquarium is L=11 m, The width of the aquarium is b=2 m, The length of the…

Q: - 3 m 2 m 7. (a) Find the work required to pump the water out of the spout (water density is 1000…

A: Let the force is given by F. Let the work done is given by dW. Let a element dx is taken to…

Q: A 1.5 metric ton car is to be lifted by a hydraulic system through a piston with a diameter of 10…

A: Given: The mass of the car is 1.5 metric ton = 1500 kg. The diameter of the large piston is 10 cm.…

Q: Find the force against a dam that is 18 meters deep and 69 meters long. The density of water is 1000…

A:

Q: A dam holds back the water in a lake. If the dam has a small hole 2.4 meters below the surface of…

A: Given : A dam has a hole in 2.4 m below the surface of the lake. We  have to find out the speed of…

Q: A 30 kg rock of specific weight 23544 N/m^3 is immersed in a lake and must be moved from near a boat…

A: Given, Mass of rock (m)= 30kg Specific weight ( γ )= 23544N/m3

Q: A large aquarium of height 5.00 m is filled with fresh water to a depth of 2.00 m. One wall of the…

A:

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!