Explain why the flux is maximum at the center of a spherical reactor
Question 5. A bare spherical reactor of radius R- 100 cm has a neutron flux profile of 1x1016 . .??? ) ? - sin(-n = (r) The diffusion coefficient is D= 1 cm. Calculate the neutron flux and neutron current density at the midway (r-50 cm) of the reactor, respectively i tha mact commonlu used material inside a thermal nuclear reactor
5. Consider a point charge at the center of a spherical Gaussian surface. Explain why of why not the electric flux changed (a) if the Gaussian surface is replace with a cube having the same volume as the sphere, (b) if the cube has 1/2 the volume of the sphere, (c) if the charge is moved off-center from the original sphere yet remains inside, (d) if the charge is moved just outside the sphere, (e) if a second charge is...
If a charge is located at the center of a spherical volume and
the electric flux through the surface of the sphere is...
If a charge is located at the center of a spherical volume and the electric flux through the surface of the sphere is phi, what would be the flux through the surface if the radius of the sphere were tripled?
Jezebel is a bare, fast, spherical shaped critical reactor made of pure 239Pu metal of density 15.4 gm/cmA3. Calculate the critical radius and critical mass of the reactor using the following 1- group data: v 2.98, ơF 1.85 barn, σ,-0.26 barn and σ,-6.8 barn. The fission rate density at the center of the reactor is 2.5 × 1011 fission/cm^3/s. Determine the flux equation for the reactor everywhere satisfying 0 < r s R. what is the flux at the center...
4. In a spherical thermal reactor of radius R, it is found that the angular neutron flux can be roughly described by 9 (,E,Ħ) – esp ( ) sin(qr/) Compute the total number of neutrons in the reactor. The final result should be: N=8 m poR² (akT) 3/2
If a charge is located at the center of a spherical volume and the electric flux through the surface of the sphere is Φ, what would be the flux through the surface if the radius of the sphere were tripled? 1) theta/9 2) 3theta 3) 9theta 4) theta 5) theta/3
A bare-spherical reactor 50 cm in radius is composed of a homogeneous mixture of 235 U and beryllium. The reactor operates at a power level of 50 thermal kilowatts. Using modified one-group theory, compute: (a) the critical mass of 235U; (b) the thermal flux throughout the reactor; (c) the leakage of neutrons from the reactor; (d) the rate of consumption of 235U.
If a charge is located at the center of a spherical volume and the electric flux through the surface of the sphere is Φ, what should be the flux through the surface if the radius of the sphere were tripled? Draw the diagram with a sphere of radius R and the second surface of radius 3R. Draw enough field lines to illustrate the field. Calculate the flux through each surface. What is the relationship of the flux through radius R...
Flux and nonconducting shells. A charged particle is suspended at
the center of two concentric spherical shells that are very thin
and made of nonconducting material. Figure (a) shows a cross
section. Figure (b) gives the net flux through a Gaussian sphere
centered on the particle, as a function of the radius r of the
sphere. (The vertical axis is marked in increments of 5.0 105
N·m2/C with Fs = 2.5 106N·m2/C )
(a) What is the charge of the...
Flux and nonconducting shells. A charged particle is suspended at the center of two concentric spherical shells that are very thin and made of nonconducting material. Figure (a) shows a cross section, Figure (b) gives the net flux Φ through a Gaussian sphere centered on the particle, as a function of the radius r of the sphere. The scale of the vertical axis is set by a's = 6.5 x 105 N·m2/C, (a) what is the charge of the central...