What is the kinetic energy of an electron, in the unit of J, when it is accelerated by the electrical potential difference of 30.3 kV? Assume that the electron is initially at rest. Answer the value that goes into the blank. Be careful with units.      ______  × 10-15 J

Q: A proton is accelerated by a potential difference of 10 kV. How fast is the proton moving if it…

A: The reason is simple. Speed is the time rate at which an object is moving along a path, while…

Q: The potential difference between two points is 100V. If 2C is transported from one of these points…

A: Potential difference between the two points,  Magnitude of charge transported,    The magnitude of…

Q: An electron is accelerated from rest through a potential difference of 15V. What is the change in…

A: q=Charge of electron=1.6×10−19 CΔV=Potential difference=15 V

Q: Two protons are 3.35 x 10^-15 m apart. What is the electric potential energy of the system? 6.9 x…

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Q: An electron is moved from an initial location where the potential is Vi = 30 V to a final location…

A: Given data The potential at the initial location is given as Vi = 30 V. The potential at the final…

Q: Two protons are 3.35 x 10^-15 m apart. What is the electric potential energy of the system

A: Given: The separation between protons is 3.35x10-15 m. The charge on the proton is 1.6x10-19 C.

Q: An electron is released from rest at a distance of 9.00 cm from a proton. If the proton is held in…

A: It is given that d=9 cm=9×10-2 mqe=1.6×10-19 Cqp=1.6×10-16 Ck=14πεo=9×109 Nm2/C2r=3 cm=3×10-2 m

Q: A proton is accelerated by a potential difference of 10 kV. How fast is the proton moving if it…

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Q: . What is its speed at point B

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Q: Consider two negative charges, -/a/ and -/30/, held fixed at the base of an equilateral triangel of…

A: We know that the formula of the electric potential energy is given as U =kq1q2r where k is the…

Q: A particle (m = 2.0 µg, q = -22 µC) has a speed of 30 m/s at point A and moves (with only electric…

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Q: An electron that is initially 53 cm away from a proton is displaced to another point. If the change…

A: Given: Initial distance ri=53 cm, Change in electric potential energy ∆PE=3×10-28J. Required: Final…

Q: 2m- + Im a b -2m -Im Im If q1 = -1.6C, q2 = 3.9C, and q3 = 5.8C, what is the electric potential…

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Q: In a certain region of space, the electrical potential is given by the relation V(x,y,z) = Axy – Bx2…

A: The electric potential function is expressed as Vx,y,z=Axy-Bx2+Cy

Q: A proton is accelerated by a potential difference of 10 kV. How fast is the proton moving if it…

A: Step1: Conservation of Energy The proton starts moving from rest. Therefore, initially, the kinetic…

Q: A proton is released from rest from point 1. When it is later observed to be at point 2, what will…

A: The direction of electric field is from higher potential to lower potential .Point 1 is at a…

Q: 1. V E (a) Calculate is the change in PE when an electron moves through an electric field, E = 50…

A: PE change = q(E×d) PE change = -1.6 × 10-19 (50×6) PE change = -4.8 × 10-17 J (a) The mechanical…

Q: The work done by an electric force in moving a charge from point A to point B is 2.7 x10-3 J. The…

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Q: A positive charge of  28 nC is placed in a uniform electric field that is directed  vertically…

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Q: A charged particle is moving inside a region of constant electric potential. Which of the following…

A: Given  A charge particle move at a constant electric potential.  We have to choose the correct…

Q: Suppose an electron (q = – e= -1.6 × 10¬19 c,m=9.1 × 10¬31 kg) is accelerated from rest through a…

A: The potential energy of electron is  U = - e V  U = - 1.6×10-19×5000 = - 8 ×10-16 J

Q: An electron moving parallel to the x axis has an initial speed of 3.70 x 106 m/s at the origin. Its…

A: Given: Initial speed of electron, u=3.70 x106 m/s Final speed og electron, v=1.40 x 105 m / s…

Q: The battery below has a potential difference of 568 V. 8. 9. 4.00 cm 4.00 cm Use the following…

A: Let, Potential at level C be VC = 568 V Potential at level D be VD = 0 V Therefore the potential…

Q: Which of the following is equal to the work done by the electric force when a particle moves from…

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Q: 1. An electron in the picture tube of an old television set is accelerated from rest through a…

A: Given value--- Potential difference = 5000 V. We have to find--- a. What is the change in…

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: What is the magnitude of the work done if 3.0 C is transported between two points with a potential…

A: Given: The charge is q=30 C. The potential difference is V=90 V. The expression for work done (W)…

Q: If an electron is accelerated from rest through a potential difference of 9.9 kV, what is its…

A: Given Information:- Potential difference is ∆V=9.9 kV=9.9 kV×103 V1 kV=9.9×103 V Magnitude of charge…

Q: particle (Q = +2.0 mC) is moving in a region where only the electric force acts and has a kinetic…

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Q: An alpha particle (m = 6.7x10-27 kg, q +3.2x10-19 C) has a speed of 20 km/s at point A and moves to…

A: Given: The mass of the alpha particle is 6.7x10-27 kg. The initial speed of the alpha particle is 20…

Q: 20 C 30 b

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Q: The figure below shows a charged particle, with a charge of q = +39.0 nC, that moves a distance of d…

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Q: As an electron moves through a region of space, its speed decreases from 9.60 × 106 m/s to 2.10 ×…

A: Given Initial speed of the electron is vi=9.60×106 m/s Final speed of the electron is vf=2.10×106…

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

A: Potential energy = potential × charge

Q: If 500 J of work are required to carry a charged particle between two points with a potential…

A: Working Formula: The work required to move a charge q through a potential difference of ΔV is W=q*ΔV…

Q: Which of the following are the proper units for the electric potential?   a. J/C   b. J   c.…

A: Electric potential

Q: A proton with a speed of 2.0 x 105 m/s accelerates through a potential difference and thereby…

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Q: Consider the system below with two charges, each equal to + 2.90µC, placed 0.06 m apart. a) Find…

A: According to Coulomb's law the electric field at a distance R from a point charge Q is given as…

Q: An electron accelerates from rest at point A with electric potential -1236x1010 v towards point B at…

A: Given : Vi = -1236 x 1010 V Vf = 8948 x 1010 V

Q: A stationary proton is accelerated through a potential difference of 83.5 kV. How much work is done?…

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Q: Two electric charges q1=2.0μCq1=2.0μC and q2=4.0μCq2=4.0μC are located 0.50m apart. How much work is…

A: Charges are: q1=2μC=2×10-6 C q2=4μC=4×10-6 C Initial separation = r = 0.5 m Initial potential energy…

Q: An electron and a proton starting from rest get accelerated through potential difference of 100kV.…

A: Given Data: The potential difference is, V = 100 kV. Since, both the electron and proton are…

Q: What is the speed of a proton that has been accelerated from rest through a potential difference of…

A: Write the given values of this problem. ∆V=-1200 VVelocity of proton when at rest(vi)=0electron on…

Q: potential difference is needed to stop an electron

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Q: What potential difference is needed to stop an electron that has an initial velocity v=1.88x10^7…

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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.