Select one or more of the following modern items or devices and conduct an Internet search in order to determine what specific material(s) is (are) used and what specific properties this (these) material(s) possess(es) in order for the device/item to function properly. Finally, write a short essay in which you report your findings. •Cell phone/digital camera batteries

Q: · (a)Solve the Laplace equation to obtain the electric potential in the region 0 < x < a,0 < y < b…

A: (a) Introduction: This mathematical operation, the divergence of the gradient of a function, is…

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Q: ▾ Part D Explain. Essay answers are limited to about 500 words (3800 characters maximum, including…

A: Part A if the resistance of 126Ω resistor is reduced by a factor of 2, The final value of the charge…

Q: • A +5.0-µC charge experiences a 0.64-N force in the positive y direction. If this charge is…

A: q1= 5 × 10-6 C F1 = 0.64 N q2 = -2.7 × 10-6 C

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Q: The force F newtons acting on a body at distance x metres from a fixed point is given by F 2x2 + 3x.…

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Q: a) What are the electrons doing in this case?   (b) What would the electrons do if the wire were…

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Q: During an action potential, Na+ ions move into the cell at a rate of about 3 × 10-7 mol/m² .s. Part…

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Q: n;=300 - n2=200 Ø=41 mm Cos(2nvt I, =100 r - V=10 kHz

A: Hi please find solution to your problem

Q: What is the magnitude of the field? What are the strength and direction of the electric field at the…

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Q: Two conducting plates of equal area A are separated by a distance d by forming a parallel plate…

A: Given Potential difference V = 2000 V Capacitance C = 1.725 μF = 1.725 x 10-6 F

Q: watt/volt = coulomb/second ampere. A 1500-W heater is designed to be plugged into a 120-V outlet.…

A: Concept: Here, In this Question We will use the Expression of Power to determine the Resistance,…

Q: A. The diagram at right shows the electric field lines associated with two charges QL on the left…

A: (i) Electric field lines always originate at a positive charge and terminate at a negative charge.…

Q: The electric potential in a region of uniform electric field is -1400 V at x = -1.70 m and +1100 V…

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Q: Problem 2: For the image shown, the capacitors have the following values: C1 = 2.95*10^-6, C2 =…

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Q: Through what voltage must an a-particle, with its charge of +2e, be accelerated so that it has just…

A: GIVEN r=7.3 *10-15 mq1=79eq2=2ed=2.1*10-14mq=2ewe know that by law of conservation of energy…

Q: (C) Equal to unity (A) (D) zero If F and F2 are forces acting on a-particle and electron…

A: Given data :  Force on alpha particle = F1  Force on electron = F2 under same electric field E  To…

Q: A positive point source charge is located at O which creates a radially symmetric electric field as…

A: If the charge is moved along the circular segments, it moves in the equipotential surface. Hence, in…

Q: I Review IP A particle with a mass of 3.7 g and a charge of +4.5x10-2 µC is released from rest at…

A: Mass of particle, m=3.7 g⇒3.7×10-3 kg Charge on particle, q=4.5×10-2 μC⇒4.5×10-8 C

Q: a. Voltage on X-axis and current on Z-axis b.   Voltage on X-axis and current on Y-axis

A: Generally, we plot the CAUSE on X-axis and its EFFECT on Y-axis. When a potential difference is…

Q: Use the following information to answer question 14 and Numerical Response 2. A beam of electrons is…

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Q: 1. Draw electric field lines from the infinite sheet on the diagram. How does the electric field…

A: E = KQr2 Here,  E = Electric field, Q =Charge r =distance between source and location, K =…

Q: The particles inside the mist are disordered as in figure 2. Let's try to get an idea of how this…

A: Here given the charges q4 is 30 pC 2 mm from the charge qB = 20 pC. The charge q5 is 25 pC assumed…

Q: P +9 d Electric Field at point P for the Two Equal Charges +q as shown in the figure is z component…

A: Given data-

Q: dk dt Problem 3: A proton in a cyclotron gains AK = 2eAV of kinetic energy per revolution, where AV…

A: In order to determine the cyclotron frequency, proton kinetic energy, and other parameters, we must…

Q: 1. Find the magnitude and direction of the electric field at the point (a, a), produced by the 3…

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Q: 1) A 100 km long high-tension power line is made of aluminum. It has a conductor that is 2.5 inches…

A: Given data: The length of the power line is L=100 km The diameter is d=2.5 in=0.063 m The potential…

Q: • You must clearly show all your steps for credit. • Be neat. • Draw a box around all final answers.…

A: Given: Charges = 1 micro coulomb each are located as shown.

Q: (Multiple choice) When nerve cells carry a signal from your hand to your brain, how is the signal…

A: When the membrane is at neutral state, the resting potential is negative due to the presence of more…

Q: Data and Results Resistance R = 5092 R = 1000 R = 12092 Current (Experimental) 0.07A 0.015A 0.05A…

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Q: Resistors in Series and Parallel• Draw a circuit with resistors in parallel and in series.•…

A: Since there are multiple sub-parts posted, we will answer the first three sub-parts for you. If you…

Q: A charge of -4.17 μC is fixed in place. From a horizontal distance of 0.0520 m, a particle of mass…

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Q: In your circuit toolbox, you only have a collection of resistors (R = 100 2, R2 = 10 2, R3 = 60 2)…

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Q: Questions 2-3 A capacitor is made by two flat plates, each with area A, separated by a distance d…

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Q: Resistance and Resistivity• Explain the concept of resistivity.• Use resistivity to calculate the…

A: The resistivity of a material and the resistance of the object which is made up of that material are…

Q: The particles inside the mist are disordered as in figure 2. Let's try to get an idea of how this…

A: Solution of part (1) The image related to the given problem :   Given :qA =20 pcwe know 1 pc = 1 x…

Q: 1.The diagram above shows two steps of a neutral conducting sphere being charged by a negatively…

A: Here given the sphere is induced by the charged rod. We have to provide the steps.

Q: If the potential difference between the plates is 390 V, how many excess electrons does this drop…

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Q: Most of us have an electric heater at home. Electric heaters operate at 1500 W (1.5 kW) which means…

A: The cost of 1 kWh is 25 cents = 0.25 dollars Electric heaters operate at 1500 W power. Let's…

Q: Determine the direction of the electric field at points A and B. Why does the electric field go to…

A: 1.  for a positive charge, the electric field goes away from the charge and towards the line joining…

Q: Solve for the net flux through each closed surface. -20 x 10c 30 x 10c (a) -30 x 10c 4.0 X 10c 5.0 x…

A: The net flux through each surface is equal to  ϕ=qenclosedε0 where charge is the only charges that…