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Unformatted text preview: Problem (2) What is the energy difference of the excited Pu-239 (mass 239.052157+ neutron mass 1.008665) and stable Pu-240 (mass 240.053807)? Problem (3) Three phase transformer rated 75 MVA, 38.1/3.81 kV per phase is connected -Y with a balanced three phase load, the resistance of load is 0.6 /phase, load connected as Y. choose a base of 75MVA, 66 KV for the high side of transformer. Calculate the per unit resistance of the load....
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- Fall '09