Physics, 14.09.2019 09:30 georgesarkes12
Abeam of 5.5 mev protons with a current of 10 ampere and a cross sectional area of 5 cm impinges on the hand of an operator. the mass stopping powers for a 5.5 mev proton in tissue p=1 g cm) are: scal/p=73.4 mev cmg' sq/p=0.0455 mev cm g! what is the dose rate to the skin of the hand where the beam impinges? 2.6e+10 rad hit 1.6e+7 radh 4.6e+3 rad h? 7.3e+6 radh 2.6e+4 rad 1
Answers: 2
Physics, 22.06.2019 07:30
Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
Answers: 1
Physics, 22.06.2019 07:50
Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).
Answers: 3
Physics, 22.06.2019 09:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
Abeam of 5.5 mev protons with a current of 10 ampere and a cross sectional area of 5 cm impinges on...
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