Three point charges are placed at the cornsers of a rectangle, as shown in the figure. Determine the change in electric potential energy of the system as a fourth point charge of -2uC, is brought to point A from infinitely far away. Assume that the three point charges remain fixed in position.

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Q: Calculate the wavelength of a soccer ball with a mass of 500 g that moves at a speed of 72 km/h, Is…

A: Given Data: m = 500 g = 0.5 kg v = 72 km/h = 20 m/s

Q: The position of a 50 g oscillating mass is given by x(t) = (2.0 cm)cos (10t), where t is in seconds.…

A:

Q: 10. In the circuit shown, if R₁ = 1.0 Q, R₂ = 200, and R3 = 300 0, what is the current, I, flowing…

A: The resistances are connected in parallel. So, the voltage on each resistor will remain the same.

Q: 14. This is the conductor's property due to which it passes current: a. conductance b. inductance…

A:

Q: Planet 1 has mass M₁ and radius R₁. Planet 2 has mass M₂ and radius R₂. The two planets are a…

A: In the given question, Mass of 1st planet  = M1 Radius of 1st planet = R1 Mass of 2nd planet = M2…

Q: In the figure, wheel A of radius rA = 11.7 cm is coupled by belt B to wheel C of radius rc = 20.8…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the vrms of hydrogen on the surface of the sun if its temperature is 5.36E3 degC? What is…

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Q: Determine the force of gravity acting on a 150,000kg space station orbiting at a position 6.76E 6m…

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Q: particle is 6.68 x 10-27 kg. (co) (a) In a Newton's Rings experiment, it is known that the 5th dark…

A: in this question  we will get equation  of radius for newton's ring and answer according to second…

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Q: find the gravitational force between the earth and a satelite of 1000kg that has a circular orbit at…

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Q: The CMB contains roughly 400 million photons per m³. The energy of each photon depends on its…

A: Mass = E/c2

Q: Energy is carried by which of the following waves? (Select all that apply.) O water wave Olight wave…

A: a) light waves carry energy. b)water waves carry energy .energy is transferred through vibration of…

Q: The pond is 46.5 m2, and takes up 12.5% of the park. How big is the park?

A: given  A = 46.5 m2   Since , the pond takes 12.5 % of total area of the park .   Let area of park is…

Q: A force of 12 N acts on a body of mass 2 kg for 4 s initially at rest. Calculate the velocity…

A: Given:-  The force is F = 12 N  the mass of the body is m = 2 kg  The force act for the time t = 4…

Q: 1. A small metal pan of length 100cm, width 20cm and depth 4cm is floating in water. When a uniform…

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Q: The CMB contains roughly 400 million photons per m³. The energy of each photon depends on its…

A: The wavelength is 0.0011 m. The energy of a photon is 1.807×10-22 J.

Q: An m=60 kg diver jumps off a diving board h=3 m above the water that acts like an ideal spring with…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the efficiency of a pulley system, which lifts a 1,000 kg load a distance of 2 m by the…

A: in this question we determine  answer by simple efficiency equation.

Q: An aircraft is moving horizontally with a speed of 50.0 m/s. At the height of 1.50km, an object is…

A: Given that: VH=50 m/sVV=?g=9.8 m/s2h=1.50 km= 1500 m

Q: Sphere A carries a net positive charge, and sphere B is neutral. They are placed near each other on…

A: Given  Sphere A carries positive charge and sphere B is neutral . Both of them are placed on…

Q: direction parallel to the hill and the y direction perpendicular to the hill and redraw the FBD. The…

A: A child pull on sled up on a small hill

Q: Calculate the velocity acquired by the body

A: Given,  Force,f=16 kNMass,m=3 kg Time,t=5 sCalculate the velocity acquired by the body and changein…

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Q: Express the quantity 254934 m in each of the following. Km Express your answer using six significant…

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Q: A string of 1.2 m length and 300 g mass, is stretched by a tension of 9 N. A wave of amplitude 15 cm…

A: Given:-  The length of the string is L = 1.2 m  The mass of the string is m = 300 g = 0.3 kg  The…

Q: A periscope works on the principle of 1.refraction due to a plane semi-transparent surface…

A: Draw the schematic diagram of the periscope.

Q: A spaceship is traveling through deep space towards a space station and needs to make a course…

A: Ax = 2.3*106, Ay = 0,Bx = 1.5*106cos(70) , By = 1.5*106sin(70) Rx = Ax+Bx…

Q: On a special "X" temperature scale, the ice point is at -100°X and the steam point is at 300X.  A…

A: Given value--- On a special "X" temperature scale, the ice point is at -100°X and the steam point…

Q: For the vectors shown, analytically determine the resultant. R = A + B A = 4 45° Resultant =…

A: Given value--- A = 4 unit , 45 degree with positive X axis. B = 3 unit , 30 degree with negative X…

Q: A box m = 58 kg is being pulled by a constant force F = 173 N at an angle of θ = 23 degrees. The…

A: Draw the free-body diagram of the box.

Q: Please help me with this. I chose Kwabena Boahen Provide the follow - Date of birth - Date of death…

A: Kwabena Boahen  and his contribution to the field of physics.

Q: Walking in Waikiki, a tourist steps out onto Kuhio Dr while texting. Unbeknownst to the sunburned…

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Q: where would its image be located? Will the image be on the same side of the lens as the object? Is…

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Q: cd (a) (b) 1. A bar magnet (Fig. a) is broken into two parts (Fig. b). What are the polarities of…

A: An object which has the ability to create a magnetic field is called a magnet. Magnet has the…

Q: 6 VI 2022 100 300 600

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Q: A ball rolls down a ramp for 20 seconds. If the initial velocity of the ball was 0.8 m/sec and the…

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Q: What is the average speed of a bunny rabbit when she hops 6 meters to the east across the room in 11…

A: Given data :  Distance travel by rabbit ( d ) = 6 meter  Time taken by rabbit ( t ) = 11 second…

Q: Jim rides his skateboard down a ramp that is in the shape of a quarter circle with a radius of 5.00…

A: Given Mass of Jim+skateboard = m = 72.8 kg Speed at the bottom= 9 m/s Radius= 5 m We have to…

Q: When a screw gauge of least count 0.01 mm is used to measure the diameter of a wire, the reading on…

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Q: #F--- ⒸI b с

A:

Q: Oa 1.80 x 10-6 m/s Ob-1.79 x 10-12 m/s C 1.80 x 10-9 m/s O d. 170 x 10-19 m/s A 5.31 mm2 silver wire…

A: Solution: Given: 1 mm2 = 10-6 m2 1 A = 1000 mA A = area of cross section of sliver wire = 5.31 mm2 =…

Q: 1. The relation between the angle of rotation (θ) in radians and time (t) in seconds of a rotating…

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Q: What are the three basic components of a modern astronomical instrument? Describe each in one to two…

A: Three basic components of a modern astronomical instrument is:   1. A detector  2. telescope 3.…

Q: A car starting from rest moves with a constant acceleration of 10 km/hr2 for 1 hour, then…

A: Do everything in km/hr to simplify.

Q: A 3,500kg pickup truck is traveling eastward at a velocity of 15.0m/s when it collided into the rear…

A: Correct answer : The velocity of the car just after the collision is 20.67 m/s.

Q: What positions will the voltmeter readings be the same? i 5 and 8 2,5, and 8 6 and 7 2 and 3 9 8 10

A: if two resistors are connected in parallel, they will have the same potential difference across them…

Q: If it is known that 87% of an initial radioactive sample remains after 3 days, what is the decay…

A: Given: The amount of radioactive decay is 87% of the initial amount. The time is 3 days.

Q: A circuit with two resistors as shown in the figure, carries a 15 A total current. What is the…

A:

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.