A small plastic ball with a mass of 6.65 10-3 kg and with a charge of +0.149 µC is suspended from an insulating thread and hangs between the plates of a capacitor (see the drawing). The ball is in equilibrium, with the thread making an angle of 30.0° with respect to the vertical. The area of each plate is 0.0138 m2. What is the magnitude of the charge on each plate? C

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: 1. A negatively charged 1.3 C metal object is in contact with a neutral metal sphere. After contact,…

A:

Q: O A particle of mass 10 grams and charge 20 µC is moving parallel to +X axis. At x=-10 m position it…

A: mass of particle (m) = 10 g = 0.01 kg charge (q) = 20μCxi = -10 m xf = 8 m distance moved (d) = 8 -…

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) =…

Q: Four identical metallic objects carry the following charges: +1.97, +6.04, -4.74, and -9.02μC. The…

A: Given information:Charges on the four spheres say (A, B, C, D) = +1.97 µC, +6.04 µC, -4.74 µC, -9.02…

Q: A uniform electric field of magnitude 367 N/C pointing in the positive x-direction acts on an…

A: The charge of an electron is 1.6×10-19C. Now the electric field and charge can be used to calculate…

Q: Identical isolated conducting spheres 1 and 2 have equal charges and are separated by a distance…

A: Given values: The electrostatic force between spheres1 and 2, F=5.4 N

Q: Identical isolated conducting spheres 1 and 2 have equal charges and are separated by a distance…

A: charge on sphere 1 and sphere 3 are equal let us assume the charges on them is q according to the…

Q: An insulating sphere of radius 0.190 m has uniform charge density 6.90×10−9 C/m^3. A small object…

A: Given data: Radius R=0.190m Charge density ρ=6.90×10-9 C/m3 Charge q 3.80×10-6C

Q: Two identical 43 mg dust particles very far apart (PEE ≈ 0) are moving directly toward each other at…

A:

Q: An electron with speed 2.15×107 m/sm/s is traveling parallel to a uniform electric field of…

A: Ignoring relativistic effects we can solve the above question in the following method:-

Q: Five charges are placed in a closed box. Each charge (except the first) has a magnitude which is…

A:

Q: (a) A ball is attached to a string of length L = 20.5 cm and suspended from the ceiling, as shown in…

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Q: small, rigid object carries positive and negative 3.50-nC charges. It is oriented so that the…

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Q: R The diagram shows a uniform electric field of strength 10 V m A charge of 4 µC is moved from P to…

A:

Q: The diagram shows two unequal charges, +Q and +q, of identical sign. Charge Q has +Q +q greater…

A: Electric field in region VW and YZ due to both the charges point in the same direction and hence…

Q: (a) A physics lab instructor is working on a new demonstration. She attaches two identical iron…

A: When a system is in equilibrium the total force acting on the system is equal to zero.  In this…

Q: a) At what distance from a particle with a charge of 5.00 nC does the electric field of that charge…

A:

Q: A proton and an alpha particle (charge = 2 e , mass = 6.64 × 10−27 kg) are initially at rest,…

A: (a) The formula for the electric potential energy is: Using the formula of the potential energy,…

Q: How strong is the attractive force between a glass rod with a 0.700 μC charge and a silk cloth with…

A: Force of attraction is given by Coulomb’s electrostatic law. Where, k depends on permittivity of…

Q: A parallel-plate capacitor has a charge Q and plates of area A. What force acts on one plate to…

A:

Q: A negative 58µC point charge is 48cm away from the center of a positively charged sphere with radius…

A: Given,a negatively point charge having charge, q = 58.0 μCA positively charged sphere, having…

Q: A parallel-plate capacitor is constructed of two horizontal 12.0-cm-diameter circular plates. A 1.0…

A: (a)

Q: a) The uniform electric field between two horizontal plates is 8x104 N/C. The upper plate is…

A: Formula of electric field is as follows; F=qE…

Q: a). A proton (q = 1.6x10-19, m = 1.67x1027 kg) initially at rest released from infinite distance…

A: Since you have posted two different questions, we will solve the first one as per the guideline.…

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

A:

Q: (a) A physics lab instructor is working on a new demonstration. She attaches two identical iron…

A: The force between the two charges is given by  where, q and q' be the charges and r is the distance…

Q: Two small insulating spheres with radius 5.00x10-2 m are separated by a large center-to-center…

A: Electric field due to a charge Q at some distance 'd' from it is given by-E=kQd2, where k=14πε0 is a…

Q: ) An electric dipole consists of 0.003 kg spheres charged to ∓3e-09 C at the ends of a 0.16 m long…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: (a) A small amber bead with a mass of 14.4 g and a charge of -0.65 μC is suspended in equilibrium…

A: We need to calculate the surface charge density of horizontal glass sheet. Also, we need to comment…

Q: (a) An alpha particle (m=6.64 x 1027 kg) contains two protons and two neutrons has no electrons to…

A:

Q: (a) How much charge can be placed on a capacitor with air between the plates before it breaks down…

A: Given information. Here, A is the capacitor’s plate area, Eair and Eneo are the dielectric strength…

Q: 2d d L'- Q V. A particle of charge +q and mass m is ejected from the point P with the initial…

A:

Q: (a) A physics lab instructor is working on a new demonstration. She attaches two identical iron…

A: The below figure represents the free body diagram of two identical iron spheres .

Q: A 1.8 mm by 2.6 mm plate capacitor has the plates separated by a distance of 0.12 mm. (a) When a…

A:

Q: A very small sphere with positive charge q = + 9.00 µC is released from rest at a point 1.40 cm from…

A:

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: A proton and an alpha particle (charge 6.64 x 10-27 kg) are initially at rest, separated by 4.00 x…

A: Part A:

Q: A thin conducing plate 2.0 m on a side is given a total charge of −10.0 μC . (a) What is the…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts (a, b,…

Q: (b) An electric dipole with a separation distance of 0.8 nm consists of charges +3e and -3e. 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.