Question

In: Physics

3-) Consider a charged particle q moves with constant velocity v in z direction. Determine Poynting...

3-) Consider a charged particle q moves with constant velocity v in z direction. Determine Poynting vector S, and determine the total power through the northern hemisphere of radius a centered at the origin, at the instant q is at its center.

Solutions

Expert Solution


Related Solutions

A particle with positive charge q = 9.61 10-19 C moves with a velocity v =...
A particle with positive charge q = 9.61 10-19 C moves with a velocity v = (3î + 4ĵ − k) m/s through a region where both a uniform magnetic field and a uniform electric field exist. (a) Calculate the total force on the moving particle, taking B = (4î + 3ĵ + k) T and E = (3î − ĵ − 4k) V/m. (Give your answers in N for each component.) Fx = N Fy = N Fz =...
A charged particle of mass m = 7.3X10-8 kg, moving with constant velocity in the y-direction...
A charged particle of mass m = 7.3X10-8 kg, moving with constant velocity in the y-direction enters a region containing a constant magnetic field B = 1.8T aligned with the positive z-axis as shown. The particle enters the region at (x,y) = (0.5 m, 0) and leaves the region at (x,y) = 0, 0.5 m a time t = 463 μs after it entered the region. 1. With what speed v did the particle enter the region containing the magnetic...
Particle A moves along an axis in the laboratory with velocity V = 0.3c. Particle b...
Particle A moves along an axis in the laboratory with velocity V = 0.3c. Particle b moves with velocity of V = .9c along the direction of motion of particle A. What kinetic energy does the particle b measure for the particle A?
A particle moves along a line with velocity function ?(?) = ?^2 − ?, where v...
A particle moves along a line with velocity function ?(?) = ?^2 − ?, where v is measured in meters per second. a. Find distance traveled by the particle in time interval [0, 6] seconds. b. Find the net displacement. 8. Estimate the area from -1 to 9 under the graph of f(x) = 81 – x^2 using five approximating rectangles and midpoints as sample points.
A 1.90-kg particle moves in the xy plane with a velocity of v with arrow =...
A 1.90-kg particle moves in the xy plane with a velocity of v with arrow = (4.00 i − 3.70 j) m/s. Determine the angular momentum of the particle about the origin when its position vector is r with arrow = (1.50 i + 2.20 j) m.
A positively-charged particle is moving in the +x-direction. A uniform magnetic field in the +z direction...
A positively-charged particle is moving in the +x-direction. A uniform magnetic field in the +z direction is then applied. What is the direction of the magnetic force on the charge?
A particle moves with acceleration function a(t) = 2x+3. Its initial velocity is v(0) = 2...
A particle moves with acceleration function a(t) = 2x+3. Its initial velocity is v(0) = 2 m/s and its initial displacement is s(0) = 5 m. Find its position after t seconds.
Let us have a particle which is moving with a constant velocity v in the laboratory...
Let us have a particle which is moving with a constant velocity v in the laboratory frame. Suppose this particle has a rest mass m and it decays into two photons. We have to find an expression of the energy of the emitted photons as function of the angle between initial particle direction and the photons propagation direction
A particle with charge q= 7.80?C is moving with velocity v= -3.8 E 3 j [m/s]....
A particle with charge q= 7.80?C is moving with velocity v= -3.8 E 3 j [m/s]. The magnetic force is measured to be F= (+7.60 E -3 i - 5.20 E -3 k) [N]. Calculate the components of the magnetic field Can there be components of the magnetic field that are not determined by the Force? Calculate the vector dot product F*B, what is the angle between F and B?
When a charged particle moves in an electric field, the field performs work on the particle....
When a charged particle moves in an electric field, the field performs work on the particle. Thus, the energy of the field decreases, turning into kinetic energy of the particle. Does the magnetic field of a permanent magnetic similarly lose energy and perform work when moving a conductor with a current?
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT