A metal sphere of radius 30 cm has a net charge of 30.0 nC. If the electric potential is set to zero at infinity, what is the electric potential at the sphere's surface? a. 0900 V b. 0450 V 0. O1200 V d. 0700 V
Q: The two charges in the figure below are separated by a distance d = 4.50 cm, and Q = +6.40 nC. B d…
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Q: A moving particle encounters an external electric field that decreases its kinetic energy from 9590…
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Q: I need help on question 10?
A: The objective of this question is to calculate the amount of charge and energy stored in a capacitor…
Q: 8. The wire in the figure has a linear charge density X. What is the electric potential at the…
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Q: A moving particle encounters an external electric field that decreases its kinetic energy from 9050…
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Q: A set of parallel plates has a capacitance of 5.0μF. How much charge must be added to the plates to…
A: The charge stored in a capacitor is given by Q = CV, where C = the capacitance of the capacitor V =…
Q: A +45 nC charge is 68 mm to the left of a -9nC charge. What is the electric potential at a point 40…
A: Given values, q1=45 nC=45×10-9 Cq2=-9 nC=-9×10-9 Cd1=68-40=28 mm=28×10-3 md2=40 mm=40×10-3 m…
Q: A 3kg ball is traveling 10m/s diagonally when it strikes a horizontal surface. The ball bounces off…
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Q: Select the correct expression for the work required to bring the charge q from infinity to a given…
A: Electric Potential and Work done: In electrostatics, the work done is required to bring a charge (q)…
Q: I need help on question 11?
A: The objective of this question is to calculate the electric potential at a specific point in space…
Q: What is the electric potential at the point shown in the figure? 1.5 cm -1 nC 1.5 cm O 250 V 500 V O…
A: Given a charge configuration and we want to find the potential at a given point shown in figure.
Q: The electric potential at the dot in (Figure 1) is 3160 V. What is charge q?
A: Charge at point A is Charge at point B is Charge at point C is The charges are placed at the corners…
Q: 1. A 0.51-cm-diameter plastic sphere, used in a static electricity demonstration, has a uniformly…
A: Potential near surface of sphere (V) = [K.q/r] Charge = q = 44pC = 44 × 10-12 C. Radius of sphere…
Q: The electric field in a region of space is given by the function E(x) = -30x + 2, where x is in…
A: Given: The electric field is given as. Ex=-30x+2…
Q: (a) Find the electric potential at A. kV (b) Find the electric potential at B. kV (c) Find the…
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Q: What is the electric potential at point P in the diagram below? a. 4kq/r b.3kq/r O c. kq/r d.2kg/d…
A: Given data: Two point charges at two corners of the triangle q1 = +7q and q2 = -3q The charges have…
Q: I need help on question 12?
A: Given: q1=25nC q2=−55nC r12=6mm Recall that the electric potential energy can be calculated using…
Q: I need help on question 9?
A: Step 1: Step 2: Step 3: Step 4:
Q: The potential is highest at point E. What direction does the electric field at C point?
A: The electric field lines describes that. As separation increases, the strength of electric field…
Q: A set of parallel plates has a capacitance of 5.0μF. How much charge must be added to the plates to…
A: Given that,Capacitance : C = 5×10-6(F)Voltage : V = 100(V)Here we need to find the charge of the…
Q: The electric potential increases from 99 V to 700 V from the bottom plate to the top plate of a…
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- A Na+ ion moves from inside a cell, where the electric potential is -70 mV , to outside the cell, where the potential is 0 V. What is the change in the ion's electric potential energy as it moves from inside to outside the cell?Express your answer in electron volts.a. What is the electric potential at point A given?b. What is the potential energy of a proton at point A?Select the correct expression for the potential at a distance ?r from a point charge ?Q.
- Find the potential at points P₁, P2, P3, and P4 in the diagram due to the two given charges. PA 4 + +5 mC -4 cm Hint P₁ Figure Description a. Potential at P₁ = b. Potential at P₂ c. Potential at P3 = d. Potential at P₁ = = T 3 cm 2 cm- P31 -2 cm 3 cm 4 cm P2 V V V V 4 -10 MC (Yes, these numbers are quite large because even one millicoulomb is quite a large amount of charge. Use the "E" notation to enter your answers in scientific notation, if necessary, e.g. "3.14E12" for 3.14 × 10¹².)5. A 4.0-nm-diameter protein is in a 0.05 M KCl solution at 25°C. The protein has 9 positive and 20 negative charges. Model the protein as a sphere with a uniform surface charge density. What is the electric potential of the protein (a) at the surface and (b) 2.0 nm from the surface?A (4.000x10^2) µF capacitor is fully-charged when it has (9.6x10^-3) C on its plates. What is the potential difference across the plates of the capacitor? Give your answer in V using scientific notation.
- The two charges in Figure P16.16 are separated by d = 2.00 cm. Find the electric potential d at (a) point A and (b) point B, which is halfway between the charges. 60.0° B --15.0 nC 27.0 nCa. How far from a 3.00 µC point charge will the potential be 300 V? m b. At what distance will it be 6.00 ✕ 102 V? m#29: In Figure P21.29, the electric potential at point A is -300 V. What is the potential at point B, which is 5.0 cm to the right of A?
- . A parallel-plate capacitor is made of two circular plates, each with a diameter of 2.50x10^-3 m. The plates of this capacitor are separated by a space of 1.40x10^-4 m. How much charge will be stored on each plate of this capacitor when it is connected across a potential difference of 0.12V? A. 3.7x10^-8 µC B. 4.2x10^-8 µC C. 5.6x10^-8 µC D. 6.1x10^-8 µCAs shown, the electric potential at point A is -300 V. What is the potential at point B, which is 5.0 cm to the right of A?3 A 0.500 cm diameter plastic sphere, used in a static electricity demonstration, has a uniformly distributed 39.0 pC charge on its surface. What is the potential near its surface? This is not and will not be graded