Figure #2 friction

Q: A particle that can move along the x-axis is part of a system with potential energy U(x) = A x 2 − B...

A: (a) Consider the given function of the potential energy, take the values for the constants A and B a...

Q: A 20 kW drilling machine is used to drill a bore in a small aluminium block of mass 8.0 kg. How much...

A: Given that, 50% of power is used up in heating the machine itself or lost to the surroundings. Then ...

Q: In the attached image, T1 = 24.0 N, and T2 = 16.0 N act on a block of mass 2.00 kg. The surface has ...

A: Given:Tension T1 = 24 NTension T2 = 16 NDisplacement = 7 m 

Q: Please help me. Make sure to give clear answers for all the parts and this problem has 2 parts.

A: GivenHorizontal velocity ux = 9.0 m/sHorizontal distance x = 8.0 m

Q: A 0.271-kg volleyball approaches a player horizontally with a speed of 12.8 m/s. The player strikes ...

A: To calculate the impulse delivered by the player to the ball, first calculate the initial and final ...

Q: A force F1 of magnitude 5.20 units acts on an object at the origin in a direction theta = 48.0 above...

A: Let an object is placed at the origin. Forces F1 and F2 are acting on it, and θ0 is the angle betwee...

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air a...

A: Let the initial velocity be zero, final velocity be 21.5m/s.Consider the kinematic equation for velo...

Q: A ball thrown straight up into the air is found to be moving at 7.99 m/s after falling 2.96 m below ...

A: GivenFinal velocity v = -7.99 m/sTotal displacement S = -2.96 m

Q: A charge of 23 nC is uniformly distributed along a straight rod of length 3.7 m that is bent into a ...

A: The electric field for an infinitesimal element is

Q: Four identical metallic objects carry the following charges: +1.97, +6.04, -4.74, and -9.02μC. The o...

A: Given information:Charges on the four spheres say (A, B, C, D) = +1.97 µC, +6.04 µC, -4.74 µC, -9.02...

Q: In an experiment on the specific heat of a metal, a 0.20 kg block of the metal at 150 °C is dropped ...

A: Let the mass of the metal me denoted as M and its specific heat be denoted by cm. Let the initial te...

Q: Convert the following numbers to scientific notation. (a)    568,157 --- ✕ 10 --- (b)    0.000301 ...

A: (a) The scientific notation of the given number is,

Q: A hollow charged conductor has a tiny hole cut into its surface. Show that the electric field in the...

A: From Gauss law, the expression of the field within an enclosed surface is:

Q: I know the answer i have highlighted is correct however im not sure why

A: Given:Magnitude of vector A = 10Direction angle of vector A = 60˚

Q: The figure below shows two parallel nonconducting rings arranged with their central axes along a com...

A:

Q: How can you charge a metal sphere positively without touching it?

A: Conservation of charge: The charge of a system remains conserved throughout the time. The charge on ...

Q: Problem 2.11 - Enhanced - with Feedback %3D (Figure 1) shows the velocity graph of a particle moving...

A:

Q: A 0.263-kg volleyball approaches a player horizontally with a speed of 14.2 m/s. The player strikes ...

A:

Q: The height of a door is measured by four people and their measured values are 217.0 cm, 217.8 cm, 21...

A: a) Average value of measurements is given by,

Q: A piece of rubber tubing with a linear mass density of 0.125kg/m is stretched by a force of 9.00N.  ...

A: Given:Mass density of rubber tubing (m) = 0.125 kg/m.Force applied in rubber tubing (F) = 9.0 NStret...

Q: A 0.0200 kg bullet moving horizontally at 500 m/s embeds itself into an initially stationary 0.500 k...

A:

Q: Farmers resort to spraying fruit trees with water before a frost to protect the fruit from freezing....

A:

Q: A 9.55 kg object is initially traveling at 24.8 m/s. During the next 185 seconds – 263 J of total wo...

A: According to the work energy theorem,

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are ...

A: GivenInitial velocitiesu1 = 0.300 m/su2 = -0.120 m/sMassesm1 = 140000 kgm2 = 125000 kg

Q: The area of a typical eardrum is about 5.0x10−5 m2. What is the sound power (energy per second) inci...

A: For the threshold hearing level, sound intensity level is,

Q: What is the max height of a shell fired at 57.0 degrees with initial velocity of 36.0 m/s?

A: GivenInitial velocity u = 36.0 m/sProjectile angle θ = 57.0o

Q: I don't understand what is going on here.  Could you please answer these question and explain their ...

A: (a)Let Q be the point charge, the potential at a point P which is at a distance R from the point cha...

Q: An electron accelerates from rest in a horizontally directed field. The electron enters a magnetic f...

A:  Given:Radius of circle, R = 0.35 mmMagnetic field, B = 0.23 TMass of electron, m = 9.1 X 10-31 kgCh...

Q: Four identical charged particles (q = +10.2 µC) are located on the corners of a rectangle as shown i...

A: The below figure represents the net force on the lower left charge

Q: A solar cell, 3.0cm square, has an output of 350mA at 0.80V when exposed to full sunlight. A solar p...

A: If the cells are connected in series, the voltage adds and the number of cells required in the row i...

Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots...

A: GivenSpeed of the swimmer vx = 0.60 m/sSpeed of the current vc = -0.50 m/sDistance x = 65 m

Q: The figure shows a velocity vs time graph for an object. What is the objects displacement (in m) fro...

A: Area under the velocity -time graph will give the velocity.

Q: Please help me.

A: Answer180o

Q: Two manned satellites approaching one another at a relative speed of 0.450 m/s intend to dock. The f...

A: Assume that, the reference frame in which the second satellite is initially at rest, and the positiv...

Q: Given two vectors Á = 4î + 3j and B = 12î – 5j a)Find the scalar product A · B. b)Find the angle bet...

A: (a) The scalor product of the given two vectors can be calculated as,

Q: A force  F1  of magnitude 5.40 units acts on an object at the origin in a direction θ = 33.0° above ...

A:

Q: What is elctric dipole?

A: Electric dipole:As the name indicates it has two polarities, positive and negative. Generally the di...

Q: A 68.5-kg person throws a 0.0490-kg snowball forward with a ground speed of 34.5 m/s. A second perso...

A: According to the conservation of momentum, the initial and final momentum of the ball-thrower system...

Q: State and prove Gauss's law.

A: Gauss's law states that, the total outward electric flux through any closed surface is equal to the ...

Q: A hummingbird hovers by exerting a downward force on the air equal, on average, to its weight. By Ne...

A: Work in each stroke,

Q: Dielectrics and Capacitance Ranking Background: Six parallel-plate capacitors of identical plate sep...

A: GivenA= 8cm2 C= 2nFA= 1cm2 C= 1nFA= 4cm2 C= 2nFA= 4cm2 C=1nFA= 2cm2 C= 8nFA= 2cm2 C= 4nF

Q: A toy gun uses a spring to project a 5.4-g soft rubber sphere horizontally. The spring constant is 8...

A: Mass of the projectile,

Q: O a. 5 m O b. 270 m O c. 46 m O d. 70 m O e. 25 m

A: GivenMass m = 2 kgInitial height ho = 20 mChange in potential energy ΔE=500J

Q: In a laboratory test of tolerance for high acceleration, a pilot is swung in a circle 15.0 m in diam...

A: a)The required acceleration is,

Q: 2. Suppose you pass light from a He-Ne laser through two slits separated by 0.0100 mm and find that ...

A: According to the interference phenomenon, the wavelength of the light is,

Q: A 67.5-kg person throws a 0.0440-kg snowball forward with a ground speed of 34.0 m/s. A second perso...

A: The given values are,

Q: To study torque experimentally, you apply a force to a beam. One end of the beam is attached to a pi...

A: (a) The torque acting on the beam is

Q: What is the illumination on a book that is 2.5 m from a lamp (assume point source) that produces 100...

A: Let P be the power produced by the lamp, r be the distance between source and book.Write the express...

Q: I need help solving the question attached parts a b c and d

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

Q: How much positive and negative charge is there in a cup of water?

A:

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”