Give an example of an issue found while swimming and how it should be resolved (or overcome it).
Q: Is it possible for water to have an angle of contact as high as 160 degree ? If so, when?
A: The contact angle is the angle between the tangent to any liquid-fluid interface and the tangent to…
Q: 8. An empty met al soap dish barely floats in water. A bar of Ivory soap floats in water. When the…
A: According to the Archimedes principle, the body immersed in a liquid it experience an upward buoyant…
Q: For your science exhibit, you want to make a block of wood float at the interface between a layer of…
A:
Q: When you replace helium in a balloon with less-dense hydrogen, does the buoyant force on the balloon…
A:
Q: Which has the greater density—1 kg of sand or 10 kg of sand? Explain
A: Mass of first sample of sand = 1 kg Mass of other sample of sand = 10 kg
Q: The density of a rock doesn’t change when it is submerged in water, but your density changes when…
A:
Q: (b) A car of mass 1500 kg is moving up the ramp of 8= 30° from the horizontal line. The initial…
A: Mass of the car m = 1500 kg The initial speed of the car u = 1.0 m/s The final speed of the car v =…
Q: You make a toy raft which is a rectangular prism with dimensions 7 cm x 10 cm x 20 cm. It is made of…
A:
Q: Which has the greater density, 1 g of mercury or 1000 g of water?
A: Density of water is is13.6 g/cc. Density of water is 1 g/cc
Q: boulder on a boat, do you? What will happen to the lake's water level (assuming th
A:
Q: It so happens that an actual increase in weight is found even in the deepest mine shafts. What does…
A:
Q: 0-kg ancient statue lies at the bottom of the sea. Its volume is (6 x 10^6) mm^3. How * much force…
A: According to archemede's principle Buoyant force =weight of liquid displaced
Q: The water of the Dead Sea is extremely salty, which gives it a very high density of 1240 kg/m3.…
A:
Q: Suppose you drink a liquid through a straw. Explain why the liquid moves upward, against gravity,…
A: We must ascertain the cause of the liquid's upward movement against gravity via the straw and into…
Q: Bobbing for apples: the density of an apple is 950 kg/m^3 When you place an apple with volume…
A: Density of apple, Density of water, Volume of apple in water,
Q: Several years ago, it came a big storm at the lake. My boat was attached to the dock. The waves and…
A: The boat sinks into the water, it is due to the pulled down by its weight and pushed up by the…
Q: Explain why when we try to close a water tap with our fingers, fast jets of water gush through the…
A: Equation of continuity says that,
Q: Insects utilize surface tension for propulsion on the water surface by secreting a substance from…
A: The given statement is True. Insects such as Microvelia use such ability to propagate in the forward…
Q: A gardener wants to fill a pail using a hose that is angled 20 with respect to horizontal and…
A:
Q: of water. In order for a 100 N raft to float it must displace O A) 100 kg O B) 100 m3 OO 100 N O D)…
A: Required :: In order for a 100 N raft to float in water it must displace .... of water.
Q: What is the pressure on a horizontal surface with an area of 2 m? that is 4 m underwater?
A: Given:- area A= 2 m2 under water h=4 m Find :- The pressure
Q: An object hangs from a spring balance. The balance registers 29 N in air, 18 N when this object is…
A: When the object is immersed in a liquid of density ρ, then its apparent weight (observed by the…
Q: What has the greater density 1 kg of sand or 10 kg of sand? explain
A: Density is a material property.
Q: An open container accelerates down a 30 degrees plane at 5m/s^2. What is the slope of the water…
A: Acceleration vector can be given as:- a= -5∠30 = -5cos(30) i^ -5sin(30) j^ m/s2 Acceleration due to…
Q: It appears that some insects are standing *: above the surface of the water, they return because of…
A: It appears that some insect are standing on surface of water.
Q: It is not advisable to put on wet clothes, Why?
A: The specific heat of water,
Q: Determine the minimum area of a sheet of ice that is 0.60 meter thick if it is to support a 300-kg…
A: Write the given values with suitable variables. t=0.6 mm=300 kgρi=920 kg/m3ρw=1020 kg/m3 Here, t, m,…
Q: a circular wire ring of platinum has circumference of 8 cm It floats horizontally on water and…
A: To find-Surface tension of water (T)=?Given-Circumference of wire (2πr)=8 cm=0.08 mUpward force…
Q: When you place an egg in water, it sinks. If you start adding salt to the water, after some time the…
A: Egg place in water
Q: Which has the greater density—2 kg of water or 1 gram of lead?. Explain
A:
Q: Why are you more easily able to sink to the bottom of the swimming pool when you expel as much air…
A: When you inhale air into your lungs, you are able to float because air is lighter than water.
Q: Suppose that the fraction of the body’s total volume that is above the water surface when a student…
A:
Q: 3cm oil Lem water
A:
Q: Scientist found evidence that mars may once have had an ocean that is 0.500 km deep. The…
A: The pressure due to the fluid is given by P= h d g where, h is the depth, d is the density of…
Q: Q2/A- For a flexible walls artery with diameter (D), a blood flows through it with velocity of (V)…
A:
Q: Fill a small glass jar with water all the way to the top. Attempt to add coins one at a time. What…
A: Given data, A small glass jar is completely filled with water.
Give an example of an issue found while swimming and how it should be resolved (or overcome it).
Step by step
Solved in 2 steps
