A beaker of water rests on a scale. A metal ball is then lowered into the beaker using a string tied to the ball. The ball doesn’t touch the sides orbottom of the beaker, and no water spills from the beaker. Does the scale reading decrease, increase, or stay the same? Explain.

Q: A raft is 4.20 m wide and 7.30 m long. When a horse is loaded onto the raft, it sinks 2.70 cm deeper…

A:

Q: A 1.00-kg beaker containing 2.00 kg of oil (density = 916 kg/m3 ) rests on a scale. A 2.00-kg block…

A: In equilibrium, the sum of all force acting on the block of wood is

Q: A hollow plastic sphere whose volume is 0.350 cm^3 was put below the surface of a fresh-water lake…

A: Given: Volume of hollow plastic sphere below the surface of a fresh-water lake, V= 0.350 m3 (not…

Q: Q2 The truck dumps water on the ground such that it flows from the truck through a 100-mm-wide…

A: Given data: ZA=1.75 m Need to determine the friction force.

Q: A garden hose is attached to a faucet that is fully opened. Without a nozzle on the end of the hose,…

A: Given : To explain the reason why water is possible to shoot to desired distance when partly covered…

Q: 3. A large tank is kept full at a height of h = 4 m as shown in the figure. Take the water density…

A:

Q: 2.Consider a block of wood that floats with 60% of its volume above water along a portion of creek…

A:

Q: A 19.0 kg block of metal measuring 12.0 cm by 10.0 cm by 10.0 cm is suspended from a scale and…

A: Given, Mass of metal block m = 19 Kg height h = 12 cm = 0.12 m Length  l = 10 cm = 0.1 m width w =…

Q: 8. A large container, 108 cm deep is filled with water. If a small hole is punched in its side 81.0…

A: Answer:-  Given  Acceleration due to gravity (g) = 9.8 m/s2  Height of small hole punched in its…

Q: Consider a beaker of water sitting on the pan of an electronic scale that has been tared. A metal…

A: Initially, only the beaker containing the water was placed on the scale, and the scale was then…

Q: Consider a block of wood that floats with 60% of its volume above water along a portion of creek.…

A: Given data: Volume of the block (V) = 0.5 m3 Volume floats above the water = 60% of V Required: The…

Q: A body weighs 10.2 N in air and 8.4 N when fully immersed in water. The buoyant force acting on the…

A:

Q: 8. Three wooden blocks of different masses and sizes float in a container of water, as shown in the…

A:

Q: A U-shaped tube, open to the air on both ends, contains mercury. Water is poured into the left arm…

A:

Q: You need to move a hunk of gold across a river by placing it on top of a makeshift raft, which is…

A: mass of wood = 30 kg density of wood = 500 kg/m3volume of wood = mass/density  = 30/500  = 0.06…

Q: A 1.00-kg beaker containing 2.00 kg of oil (density = 916 kg/m3 ) rests on a scale. A 2.00-kg block…

A:

Q: A small piece of steel is tied to a block of wood. When the wood is placed in a tub of water with…

A:

Q: Oil having a density of 930 kg/m3 floats on water. A rectangular block of wood 4.00 cm high and with…

A: The buoyant force on the floating block must be equal to the weight of the block.

Q: 7.Consider a block of wood that floats with 60% of its volume above water along a portion of creek…

A: formula required:

Q: Consider a block of wood that floats with 60% of its volume above water along a portion of creek at…

A:

Q: A 0.98-kg beaker containing 1.98 kg of oil (density = 916.0 kg/m3) rests on a scale. A 1.99-kg block…

A:

Q: A U-tube open at both ends is partially filled with water (Figure a). Oil having a density of 780…

A: Given : do = 780 kg/m3 L = 5.12 cm  da = 1.2 kg/m3

Q: Suppose you spray your sister with water from a garden hose. The water is supplied to the hose at a…

A: Write a given values of this question. Q=0.461×10-3m3/sd=5.67×10-3m

Q: etal weight hanging from a string is suspended in the water and the mass reading on the scale reads…

A:

Q: A small circular hole 7.57 mm in diameter is cut in the side of a large water tank. The top of the…

A:

Q: A piece of rock is in equilibrium at the bottom of a beaker filled with water. Which of the…

A: A piece of rock is in equilibrium at the bottom of a beaker filled with water . From this , it is…

Q: Archimedes supposedly was asked to determine whether a crown made for the king consisted of pure…

A: Given :weight of the crown when it is in air        = 7.84 Nweight when it was in water=6.84 N

Q: Oak (720 kg/m3), Water (1000 kg/m3) (0.72 g/cm3; 1 g/cm3) Calculate the fraction of the object…

A:

Q: A fountain is designed to spray a column of water 8.5 m into the air. What minimum velocity must the…

A:

Q: 12. A 10.0-kg block of metal measuring 12.0 cm by 10.0 cm by 10.0 cm is suspended from a scale and…

A: Given: Mass of block m=10 kg Dimension of block 12cm×10cm×10cm Height b/w top of the block &…

Q: 4.59 A water jet issues vertically from a nozzle, as shown. The water velocity as it exits the…

A: The water jet flow is shown below.

Q: A house water tank has two separate compartments that pump water out through two pipes as shown in…

A:

Q: Water flows through a hose with a diameter of 3.0 cm at a rate of 1.0 L/s. Pµ,0 = 1,000 kg/m³. The…

A:

Q: A partially filled bucket of water sits on a scale and its weight is 3.8 N. A piece of metal is…

A:

Q: A glass container weighing 4 N has of water and a 1 N block of styrofoam (100 kg/m3) that is held…

A: Buoyant force = weight of liquid displaced

Q: A person in a boat floating in a small pond throws an anchor overboard. What happens to the level of…

A: When the anchor is in the boat it displaces that volume of water ,so that the buoyant force is equal…

Q: A hollow plastic sphere whose volume is 0.350 cm^3 was put below the surface of a fresh-water lake…

A:

Q: Water is flowing at 5.66 m/s through a pipe with a radius of 8.16 cm. Further down the pipe, the…

A:

Q: You take an empty glass jar and push it into a tank of water with the open mouth of the jar…

A: Buoyant force is equal to weight of Jar + air trapped inside the jar. If you push jar air inside the…

Q: Çelik malzeme Sd= 30.48 cm It=0.46 cm When a hollow sphere made of steel material (SG-7.85) with a…

A: Given data The specific gravity of the steel material is SG = 7.85 The diameter of the sphere is d =…