EVALUATE THE STATEMENTS. An electric field does positive work on a charged particle if (I) a negative charge moves opposite to the direction of the electric field. (II) a positive charge is moved to a point of higher potential energy.

Q: You have a system of a positively and a negatively charged objects  (+q1and -q2) separated by…

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Q: Thor is battling the Frost Giants and he uses his hammer, Mjolnir, to zap them with lightning. Thor…

A: The potential difference across a distance d in a electric field E is given by ∆V=E×d

Q: q1 = 8nC (0 m, 5m) X. (3 m, 5m) q2 4nC q3 = 7nC (0 m, 0m) (3 m, 0m) 1.Determine the total electric…

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Q: q= 6μC Find followings, A- Total electrical potential in point A,

A: Electric potential at a point refers to the amount of work that is done to move a unit positive…

Q: 2 electrons tarvel a distance of 2.0 x 10^-3 meter as their electrical potential is raised by 500…

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Q: Two protons are released from rest when they are 0.7 µm apart. What is their initial potential…

A: Given: Separation between protons  r=0.7 μm=0.7×10-6 m Standard value used : Proton charge…

Q: The electric potential energy of an electron at point A is UA, while its potential energy at point B…

A: We have VA = QUA and  VB= QUB  As UA > UB . So, VA < VB .

Q: A point charge q- +43.0 µC moves from A to B separated by a distance d= 0.188 m in the presence of…

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Q: ven the system below, calculate the electric potential energy for the group of charges.     Q1 =…

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Q: The statement "if the electric field does positive work on a charge, the potential energy of the…

A: If the electric field is E. The charge is Q . The formula of workdone on the charge by the electric…

Q: Question 2 Calculate the electric potential energy for each of the four given systems in the shown…

A: Given data: The magnitude of charge is Q=4πε00.5 C. The value of distance is d=10 cm.

Q: 1. -2q As shown in the diagram, two charges +q and -2q are placed on opposite corners of a square…

A: Given that:- q=1.1×10^-9C

Q: 2. A sphere has a point charge of 6.43 µC at its very center. At what distance from this point…

A: Potential due to a point charge is given by  V =kQr Where r is the distance of the point from the…

Q: In a system of electric charges, the total energy is posit mean? Work done by the external agent is…

A: When the energy of the system of electric charges is positive, it means that the work done by…

Q: A study positive tube diode consists of the concentric cylinder electrodes, the negative and the…

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Q: 2 What is the SI unit of electric potential energy? N/C V F O 0O O O

A: 2.  Given, Quantity = electrostatic potential energy we need to choose the SI unit of electrostatic…

Q: Is the work done by an external force equal in magnitude to the work done by a conservative force?…

A: Yes, the magnitude of work done by external force will be equal to the work done by conservative…

Q: Suppose there is an isolated charge (+1.5r 101°C ) that is displaced from point A to B due to the…

A: Force on a charge placed in the electric field is F→=qE→ Here q is charge and E→ is the electric…

Q: Shown to the left are three different paths as a proton moves  from an initial to a final location.…

A: Write the mathematical expression for the electric potential energy. U=kQqr Here, The Coulomb's…

Q: 1. Two point charges are located on the x-axis as shown, a +2 µC charge at x = -5 cm, and a - 2µC…

A: first charge = +2 μC at x = -5 cm second charge = -2μC at x = +5 cm third charge = +2 nC at y = +5…

Q: 1. A point charge q, is held stationary at the origin. A second charge q, is placed at point a, and…

A: Conservative force  The force by which work done does not depends upon path is called conservative…

Q: # 2. Electron moves from i to fin a uniform electric field as shown. Part 1: Does the electric field…

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Q: The figure below shows a charged particle, with a charge of q = +43.0 nC, that moves a distance of d…

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Q: For the following load configuration, it is q = 5μC and that this square array has 2 m on each side.…

A: Potential at the center will be scalar sum of potential of all charges. V = kQr Vtotal =…

Q: Figure 1: Calculate the electric potential energy of -12q Figure 2: Calculate the electric force…

A: Solution:-

Q: Electrical potential in a region of space is Vlx.y,2l= ALx²- By 2+2?) A is a costant. 1) Find the…

A: solution is given by

Q: A study positive tube diode consists of the concentric cylinder electrodes, the negative and the…

A: Given a voltage function in terms of distance. The electric field will be given by, E=−∂V∂z Once…

Q: V(V) 10 I II III 4 6. 8 x(cm) -5. -104 II III x(cm) A В In the figure above, the top panel of graph…

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Q: Here is an extract from our electricity bill. The coloured text has been added to highlight the…

A: Energy used from company = 294.3 kWh  Number of days = 92 days

Q: A negatively-charged particle is moved at constant speed from point A to point B. The electric…

A: Let the charge = -q speed = constant motion : from point A to point B The electric potential at…

Q: potentials at two points, A and B. In each case, the same positive chargeis moved from A to B. In…

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Q: "if the electric field does positive work on a charge, the potential energy of the system decreases"…

A: For 1st Question. Answer is  (Last option ) Statement 1 is not correct and statement 2 is correct.…

Q: rticle of positive charge is released from rest and is found to move as a result of an electric…

A: A particle of positive charge released from rest under the influence of electric force always moves…

Q: (a) A positively-charged block, initially at rest, moves up an incline that has friction. Represent…

A: (a) The charge (q) of mass (m) faces no elastic or electrostatic potential energy in this system.…

Q: The statement “if the electric field does positive work on a charge, the potential energy of the…

A: If the positive charge moves in the direction of the field, the field does positive work on the…

Q: wot is the net electric potential at point P? 91=10.0nC 3,0m 3.0m 92-12.0nc El=k lal FI-klal lazl…

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Q: A -2.1 C charge is moving in a electric potential given by V(x) = 4 x3 (V).  The particle begins at…

A: The electric potential is, V1=4x3=48 m3=2048 V The electric potential is, V2=4x3=418 m3=23328 V

Q: A: *Q ... ... RA RA В d

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Q: The statement “if the electric field does positive work on a charge, the potential energy of the…

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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.