Three 1.0-C charges are equally spaced on a straight line. The separation of each charge from its neighbour is 100 m. Find the force on the center charge if (a) all charges are negative, and (b) the rightmost charge is negative and the other two positive.

Q: 2. A dentist's drill starts from rest. After 3.2 s of constant angular acceleration, it turns at a…

A: Given Data, Time t=3.2 s Final Angular Speedωf=2628 rad/s

Q: 4.22* A laserbeam having a diameter D in air strikes a piece of glass (ng) at an angle 0₁. What is…

A: Given:  Diameter = D ng is the refractive index of the glass, and θi is the angle of incidence.

Q: Identify which of the cyclists ended their trip closest to home. Which cyclists did not end their…

A: Displacement is the shortest distance between the initial and final position

Q: Consider the wires that carry electric current and are arranged as shown below. In this case the…

A: a. To determine the magnitude of the emf in the square loop (square wire) at t = 3 seconds, we can…

Q: An alpha particle with a kinetic energy of 7.00 MeV makes head-on collision with a gold nucleus at…

A: The charges on the alpha particle and gold particles are goven as: qalpha=2eqgold=79e

Q: 2. A book (mass = 1 kg) is sitting on a ramp. The coefficients of static friction and kinetic…

A:

Q: What is the magnitude What is the magnitude of C = A + B, in meters? of D = 2A - B, in meters?

A: The vectors A→=2.8i^+-3.6j^+-2.6k^ m, B→=2.1i^+-7.4j^+2.8k^ m Vector C→=A→+B→…

Q: 4. The following table shows the charge and location of two point charges in an xy-plane: q1 q2…

A:

Q: the energy neede to keep a 75watt bulb burning for 1 hour is 270kj. how much energy is needed to…

A:

Q: A hollow cylindrical copper pipe is 1.70 m long and has an outside diameter of 3.90 cm and an inside…

A: given data  hollow cylindrical copper pipe length of pipe = 1.70m = l outside diameter = 3.90 cm r1…

Q: Use what you know about magnetic fields to explain how magnetic levitation trains can hover above…

A: Magnetic Levitation (Maglev) is a system of train transportation that uses two sets of magnets, one…

Q: Question 1 The figure below shows two lines of charge in cross-section coming out of the page. Each…

A:

Q: The four resistors in the figure have an equivalent resistance of 1822. The resistances are as…

A: Given data  equivalent resistance R=18 ohm R1=12 ohmR2=2.0 ohm R3=6.0 ohm We can see that the last…

Q: 1-Moment of force is the product of the magnitude of: a-force by arm b-force c- arm square 2- The…

A: Answer(1) b- force and arm. The moment of force, also known as torque, is defined as the product of…

Q: Suppose you want to determine the electric field in a certain region of space. You have a small…

A: given         a) F =30.0μN due east             q∘=+30.0μC       b)  F =35.0μN due west…

Q: 21. A uniformly charged conducting sphere of 1.2 m diameter has surface charge density 8.1 µC/m².…

A:

Q: Item 9 Learning Goal: To learn the properties of logarithms and how to manipulate them when solving…

A: A) given quantity : R = log(1000000)

Q: Find the equivalent resistance of the combination of resistors R₁ = 42.0 2, R₂ = 75.0 2, R3 = 33.0…

A:

Q: Assume your hands are conductors. Estimate the capacitance between your hands If you hold your them…

A: A conductor is defined as  a material that allows electric current to flow freely and easily through…

Q: Every so often, someone claims to have built a machine that can generate energy perpetually from…

A: 1) Thermodynamics first law can also be known as Law of conservation of energy "energy can neither…

Q: 3.40 - The bacterium E. coli is a single-cell organism that lives in the gut of healthy animals,…

A: Part-(a): Distance covered by a body with in a particular direction is termed as the displacement.…

Q: Given a good mathematical model for the hypothesis given for the time of flight of a projectile (eq.…

A: In projectile , time of flight = 2v0sinθg , where v0 is the initial velocity and θ is angle , g is…

Q: When point charges q₁ = +2.9 µC and q2 = +2.5 µC are brought near each other, each experiences a…

A:

Q: Two point charges lie on the x x  axis. A charge of 6.2 μC μ C  is at the origin, and a charge of…

A:

Q: Learning Goal: To understand the decibel scale. The decibel scale is a logarithmic scale for…

A:

Q: What are the sign and magnitude of a point charge that produces an electric potential of -4.96 V at…

A:

Q: A helicopter is flying due south with speed v₁ = 27 m/s. Then it begins accelerating in a direction…

A: This problem can be solved using basic formula of acceleration and vector properties.

Q: An airplane is flying south at a speed Vi = 25m/s. It then accelerates in a direction 10 degrees…

A:

Q: 3. Determine the resistor value, low and high tolerance (or range) for the following color-coded…

A:

Q: Consider a uniformly thin (in the z. direction) object of mass M which extends between the x axis…

A: (a) The mass per area of the object is given by M/[2ab]. (b) The x component of the center of mass…

Q: 6. A 200-lb cable is 100 ft long and hangs vertically from the top of a tall building. How much work…

A:

Q: A very long uniform line of charge has charge per unit length 4.56 μC/m and lies along the x-axis. A…

A: According to the given data λ1=4.56 μC/m  lies along x-axis λ2=-2.56 μC/m at y1=0.412 m line we need…

Q: 1.How does throwing the ball in three different positions demonstrate the Kinetic Transfer of…

A: 1. Throwing a ball in three different positions demonstrates the Kinetic Transfer of Energy by…

Q: "the charge on the capacitor." Where is this charge in a capacitor? Does the capacitor really have a…

A: we knowV=QCQ is charge on capacitorC is capacitor in farad

Q: nd dart move rightward. The thrower measures the speed of the dart to be 50 /s. An external…

A:

Q: If a person of mass 170.25 lbs stands on a weighing machine whose dimensions are 25.0 cm x 25.0 cm,…

A:

Q: Two cars traveling with the same speed move directly away from one another. One car sounds a horn…

A: Doppler's effect when source and observer both moving away in opposite direction: If there is sound…

Q: what is the compton shift equation and compton wavelength?

A: A particle's quantum mechanical characteristics include its Compton wavelength. Arthur Compton was…

Q: A star of mass 6 x 1030 kg is located at m. A planet of mass 5 x 1024 kg is located at m and is…

A: Part-(a): Newton's law of universal gravitation says that any particle in the universe attracts any…

Q: Even when shut down after a period of normal use, a large commercial nuclear reactor transfers…

A: Write the expression for the heat transfer rate. Q=mcΔTQt=mc(ΔTt) Here, Q is the heat, m is the…

Q: Three forces are applied to an object, as shown in the figure. Force F₁ has a magnitude of 24.2…

A:

Q: Two charged point-like objects are located on the x-axis. The point-like object with charge q₁= 5.30…

A: a) At the origin, V (0,0) = 14πεoq1x1+q2x2 = 9 x 109 x 5.3 x 10-61.25 x 10-2+-2.38 x 10-61.8 x 10-2…

Q: A friend is working on a biology experiment and needs to create an electric field of magnitude 430…

A: The given data we have: Electric field required: 430 N/C. Distance of the point at which the…

Q: A small object with a charge of +6.0 nC is placed to a uniform electric field. The electric field…

A: Given:-  The small object with a charge of q = 6.0 nC. The electric field exerts a force F = 3.6 m…

Q: Three small charged particles are placed on the same vertical line. The charge on the first particle…

A:

Q: 3. How many moles of chlorine gas would occupy a volume of 35.5 L at a pressure of 100.0 kPa and a…

A: Given Data, Volume (V)=35.5 L Pressure (P)=100.0 kPa Temperature (T)=100 0C

Q: Charge q1 and q exert 20-N repulsive forces on each other. Calculate the repulsive force of one…

A:

Q: The Sun radiates like a perfect black body with an emissivity of exactly 1. (a) Calculate the…

A:

Q: Find the spring constant of the spring On the car. has button. car compressed а a or displacement…

A: Mass of the car, m=0.5073 kg The uncompressed position of the spring, xi=0.085 m The compressed…

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.