Which of the following is the force from surfaces that prevents any object from sinking? O tension O weight O univelociforce gravitational force Ofrictional force weak nuclear force strong nuclear force Onormal force

Q: On 23 March 2021 the giant container ship "Ever Given", under strong winds, swivelled round to…

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Q: In order to have enough water pressure to hold up a barefoot water skier, the boat needs to travel…

A: Here, Given equation is  :from this its clear :The starting speed, before any barefooter weight is…

Q: Why a boat which barely floats in the ocean while a hole in it is sealed, sinks when pulled up in…

A: Answer The density of sea water is higher than the density of pure water. Because the dissolved salt…

Q: How fast does water flow from a hole at the bottom of a very wide, 8.2 m deep storage tank filled…

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Q: Water is exiting a garden hose at 12.0 m/s.   How fast does it exit when someone uses their thumb to…

A: The rate of flow of water or the speed of the water is inversely proportional to the cross-sectional…

Q: If an object is submerged under water, in general, the apparent weight w' of the object is related…

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Q: A subway train starts from rest at a station and accelerates at a rate of 1.60 m/s for 14.0 s. It…

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Q: Would it be possible for two different objects that have the same shape and the same mass, and one…

A: Yes it is possible for two different objects that have the same shape and the same mass, and one of…

Q: 4 - A fisherman in the Guriri region observes the small boats floating in the water after a…

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Q: Which is thicker the water through a bottle or soles of your feet?

A: Water is a liquid, and its thickness or viscosity is determined by factors such as temperature and…

Q: What is the effect of wing tip vortices (the air circulation from the lower part of the wings to the…

A: Wingtip vortices result in induced drag.

Q: a) Above what speed does a 3.0-mm-diameter ball bearing in 20°C water experience quadratic drag?

A: "Since you have asked multiple Questions as per Bartleby's Guideline we will answer only the first…

Q: A steel needle placed on a water surface floats. Why?

A: The steel needle floats on top of the water because of surface tension. Surface tension happens…

Q: The force of the atmosphere at sea level against the outside of a 10-m2 store window is about a…

A: The air inside the store is also exerting a million Newton of force on the inside of the window.…

Q: 10) A 22 Kg rock is resting on the bottom of a lake and must be lifted out of the way. The rock has…

A: Given: Mass of rock, m=22 kg Density of rock, ρ=2187 kg/m3 Density of water, ρw=997 kg/m3 Formula:…

Q: 6.84 PQ1 A large tank of liquid is resting on a frictionless plane as shown. Explain in a…

A: Given a picture of tank containing water we have to find out what will happen if water will flow out…

Q: (a) Calculate the retarding force (in N) due to the viscosity of the air layer between a cart and a…

A: Given data *The surface area of the cart is A = 2.50 × 10-2 m2 *The given speed of the cart is v =…

Q: If a glass of water is on a table with a piece of paper under it, it is relatively easy to pull the…

A: to explain : If a glass of water is on a table with a piece of paper under it, it is relatively easy…

Q: A cylinder with cross-section area A floats with its long axis vertical in a liquid of density p A…

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Q: The glass beaker shown below is filled to its maximum height with water. (Any more water would…

A: All the four quantities.

Q: aquarium activity- small hollow ball in water- once you have submerged the ball 1/4 and are holding…

A: A small hollow ball is submerged (1/4 th) in water The ball is being held at that particular…

Q: A small, dry paper clip can rest on the surface of still water. Why can’t a heavier paper clip do…

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Q: which of the three objects experiences the greatest buoyant force?

A: According to the Archemedes principle, when a block is immersed in the fluid, the block experiences…

Q: Why is a slight blow on a cork of bottle fully filled with a liquid sufficient to break the bottle?

A: Answer :Increase in pressure increases the velocity of molecules

Q: Draw a free body diagram of an inflatable beach ball filled with air that is being pushed underwater…

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Q: -aquarium activity- small hollow ball in water- When you submerged 1/4 of the ball, did you have to…

A: Buoyant force: Buoyant force is the force exerted by the weight of the ball on the surface of water.…

Q: A 95-turn square coil constructed from aluminum wire is placed in a uniform 1.50-T magnetic field…

A: Solution: Given: 1 ms = 10-3 s 1 cm2 = 10-4 m2  n = number of turns of square coil = 95 B1 = initial…

Q: Part A A 20.0-kg projectile is fired at an angle of 60.0 ° above the horizontal with a speed of 80.0…

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Q: Why do some objects float while others, with the same mass, sink? Whatkeeps a massive steel ship…

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Q: 4. Show that functions (a) x = A sin wt, (b) x = A sin wt + B cos wt, (c) x = A cos(@t + ¢)

A: The given equations are, a) x = A sin ωtb) x = A sin ωt + B cos ωtc) x = A cos ωt+ϕhere,ω = ksMA, B,…

Q: A friend asks you how much pressure is in your car tires.

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Q: When the specific gravity is greater than a whole number, the object will float.   true or false

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Q: How does the dyramic viscosity of: (a) liquids (B) gases vary with temperature?

A: a) Liquids: There is a decrease in kinematic viscosity with the temperature for liquids.

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!