A 2.5-mm-diameter sphere is charged to -4.5 nC. An electron fired directly at the sphere from far away comes to within 0.30 mm of the surface of the target before being reflected.a. What was the electron’s initial speed?b. At what distance from the surface of the sphere is the electron’s speed half of its initial value?c. What is the acceleration of the electron at its turning point?

Q: A parallel-plate air capacitor with a capacitance of 260 pF has a charge of magnitude 0.153 μC on…

A: in this question  we use simple equation  of capacitance.

Q: A uniform electric field of magnitude 414 N/C pointing in the positive x-direction acts on an…

A: Given:  Electric field, E = 414 N/C mass,m = 9.1 x 10-31 kg  distance,d = 3 cm

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A:

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A: Assume the charge of an electron is q = -1.6x10-19 C. The work done to move an electron from…

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A:

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A:

Q: When a glass rod is rubbed with a silk cloth, the rod acquires a charge of 3.45 nC, a. Did the glass…

A: Given Charge of the rod is Q= 3.45 nC

Q: A uniform electric field of magnitude 355 N/C pointing in the positive x-direction acts on an…

A: E→ = 355 i^ NC (Electric field)charge on an electron (q) = - 1.6×10-19 C mass of electron (m) =…

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A:

Q: A plastic rod that has been charged to -15.0 nC touches a metal sphere. Afterward, the rod’s charge…

A:

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A:

Q: Two 2.1cm diameter disks face each other, 2.9mm apart. They are charged to +- 10nC. a) what is the…

A: Given:

Q: yönrünge 19 - OElektron O A) 0 O B) +q O C) -39 O D) -9 O E) +3q

A:

Q: A particle accelerator is used to accelerate particles... (obviously right?). a) Draw a diagram that…

A:

Q: (a) An electron gun has parallel plates separated by 4.00 cm and gives electrons 25.0 keV of energy.…

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Q: Problem A3: The two parallel plates in the figure below are 2.0 cm apart and the electric field…

A: This is a concept of kinematics equation. Go through the answer carefully.

Q: A uniform electric field of magnitude 384 N/C pointing in the positive x-direction acts on an…

A: Given data: The electric field of magnitude is E=384 N/C. The distance travelled by the electron is…

Q: What is the (gravitational) weight of an 0.1 gram Bumblebee?

A: 4b) The expression to find the (gravitational) weight is W=mg=0.1 g10-3 kg1 g9.8 ms2=9.8×10-4 N

Q: Spheres A, B, and C have charges +4.0 C, +6.0 C, and -3.0 C, respectively. The three spheres are…

A:

Q: Two 2.0-cm-diameter disks face each other, 1.0 mm apart. They are charged to ±10 nC.a. What is the…

A: Given: The diameter of disk is 2.0 cm. The distance between disks is 1.0 mm. The charge is ±10 nC.

Q: (a) If a particle gained 40 x 107 electrons, what is the charge on the particle? (b) What is the…

A:

Q: An alpha particle (*He nucleus, charge +2e) starts from rest and accelerates over a distance of 1.0…

A: Change in KE = Work DoneChange in KE = FdChange in KE = EqdKEf-KEi =EqdKFf = EqdKEf =E(2e)d =…

Q: In the figure below an electron is shot directly toward the center of a large metal plate that has…

A:

Q: The two parallel plates in the figure (Figure 1)are 2.0 cm apart and the electric field strength…

A: Given: The separation between plates is 2 cm. The strength of the electric field is 1.3x104 N/C.

Q: A 2.6 mm -diameter sphere is charged to -4.5 nC . An electron fired directly at the sphere from far…

A:

Q: Part A Two 3.0-cm-diameter disks face each other, 2.3 mm apart. They are charged to + 14 nC. What is…

A:

Q: A +7 nC charge is located 3.2 meters to the right of a +6 nC charge. Determine the magnitude of the…

A:

Q: On a typical clear day, the atmospheric electric field points downward and has a magnitude of…

A: Electric field strength = 100 NCDirection of electric field = downwards

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A:

Q: A uniform electric field of magnitude 400 N/C pointing in the positive x-direction acts on an…

A: Given Information , Electric field E = 400 N/C (direction along positive x-axis or towards right)…

Q: (Solve) 6. What is the net charge of an object that has 1.0 million excess electrons? 7. In walking…

A: The charge on the object is define as                        q = ne where e is the charge on…

Q: A parallel-plate air capacitor of capacitance 245 pF has a charge of magnitude 0.148 uC on each…

A: Given data: The capacitance of the parallel-plate air capacitor, C=245 pF. The magnitude of the…

Q: A uniform electric field of magnitude 405 N/C pointing in the positive x-direction acts on an…

A: The electric field strength,

Q: A uniform electric field of magnitude 382 N/C pointing in the positive x-direction acts on an…

A: Given, electric field, E= 382 N/C in positive x direction. So there will a force in the opposite…

Q: An electron is traveling with initial kinetic energy K in a uniform electric field. The electron…

A: (a) The electron is in a uniform electric field. Thus, it will experience an electric force under…

Q: 3. What is the magnitude of the electric field at the black dot labeled A in the figure? 3cm A)…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Question 1 A particle accelerator is used to accelerate particles... (obviously right?). a) Draw a…

A:

Q: Q3: Electrons accelerated from rest through 400 V are introduced at A into a uniform electric field…

A: Given:- The electrons accelerated from rest through 400V are introduced at A into a uniform electric…

Q: On a typical clear day, the atmospheric electric field points downward and has a magnitude of…

A:

Q: A particle accelerator is used to accelerate particles... (obviously right?). a) Draw a diagram that…

A:

Q: (a) Which particle(s) are difficult to add to or remove from an atom? Protons and neutrons are…

A:

Q: 4. Use Gauss' Law to find the electric field per length inside a coaxial conductor having a linear…

A:

Q: a. Calculate the electric force and gravitational force between the proton and the electron for a…

A: Given that,qe=-1.6×1019Cqp=-1.6×1019Cme=9.1×10-31 kgmp=1.67×10-27 kgr=5.3×10-11m

Q: D. Why is it safer to stay insıde an lightning storm? (Hint: It is not due to the insulating rubber…

A:

Q: A thin, horizontal, 14-cm-diameter copper plate is charged to -2.8 nC. Assume that the electrons are…

A: Given data: Diameter of copper plate, d=14 cm Charge, Q=-2.8 nC

Q: A uniform electric field of magnitude 404 N/C pointing in the positive x-direction acts on an…

A: E =  404 N/C (î)  S = 3.10 cm = 3.10 × 10-² m  ( - î )

Q: Q2. a) Explain why the static electric field is always zero inside an isolated conductor. What is…

A:

Q: An electron is initially moving to the right when it enters a uniform electric field directed…

A: Since, electron have  net negative charge. therefore  , direction of force acting on electron will…

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.