Power = energy/time
Power needed = 500MW
Energy needed every second = 500MW-Sec
Per fission energy generated = 210MeV
So no of fissions needed every second = 500M J / 210 Mev ( Watt-sec
= J)
= 500M J / (210*1.6*10^-19) MJ
= 1.488 × 1019 fissions/sec
Assuming an average energy of 210 MeV per fission, calculate the number of fissions per second...
How many fissions take place per second in a 190-MW reactor? Assume 200 MeV is released per fission.
4. a. Assume all the energy in a nuclear reactor comes from the fission of 239Pu (assume 200 MeV/fission). How many fissions per second are required to maintain a power level of 3400 MW? b. How many grams per day are fissioned in this reactor?
Assuming a release of 173 MeV per fission reaction, calculate how many reactions must occur per second to produce a power output of 160 MW. Express your answer using two significant figures
: Assuming 200 MeV per fission and 25000 BTU/short ton of energy from Coal, calculate the mass of natural uranium and mass of coal needed to generate 1000 MWe of power. Assume thermal efficiency of 30%.
Assume that only 235U-fissions. Calculate the macroscopic fission cross-section for the fuel given the following parameters. Ignore the trace amounts of 234U in the fuel) Density of uranium dioxide wlo of 22 U in natural uranium MW of 235u Microscopic fission cross-section of 2 w/o of 23eU in natural uranium MW of 29U Microscopic fission cross-section of 28U MW of 1 C 10.5 g/cm 2.5 w/o (025) 235.0439 587 99.289 (99289) 238.0508 -0 15.9994
The average energy released by the fission of a single atom of uranium-235 is approximately 205 MeV How much total energy would be released by the complete fission of 3.55 kg of 3sU? Express your answer in units of joules. 2.98 x1015 A typical small town might use about 25.5 MW of power, on average. How long, in days, would it take this town to use the amount of energy produced by the complete fission of 3.55 kg of 2U?...
For example , if a nuclear fission reactor produces an average power of 1.0 GW over the year (10^9 W), what mass of U-235 has undergone fission in that time? Use the stat that on average 200 MeV energy is released per fission reaction. Please not that on average a mole of uranium (containing 6.023 × 1023 nuclei) has a mass of 235.043930 g
1)calculate the binding energy for Li 7 isotope in MeV. The masses are 1.00895u n , 1.007825u for H and 7.016004y for Li. a) 48 b) 56 c) 39 d) 66 2) how many fission reactions of U-235 are needed to generate the worlds energy of 4.0 x 10 ^ 20 J if each fission generates 200 MeV? a) 5.25 x 10^33 b) 1.25 x 10 ^ 31 c) 2.75 x 10^ 29 d) 1.6 x 10 ^ 34
3. 10 points SerCP10 30 WU.003 A typical uranium-235 fission event releases 209 MeV of energy. (a) Determine the energy released per event in joules (b) Determine the change in mass during the event. kg
Problem 1. Using the atomic mass data, calculate the average binding energy per nucleon (in MeV units) for the following nuclei: a) 4He. b) 235U. Atomic mass data: M(4He) = 4.002602 amu, M(235U) = 235.04393 amu, M(1H) = 1.00797 amu, mn = 1.008665 amu.