Question

Please answer the entire question in a clear way!! :

According to the BP statistical review the US primary energy consumption in 2014 was 2300 mtoe (million tons of oils equivalent). Oil has an energy density of 42 MJ/kg.

a) What is the US energy consumption in Joules. What would be a better unit (MJ, GJ, TJ, PJ, EJ) ?

b) What is it in quads (10¹⁵ BTU’s) ?

c) What is it in kWh ? What would be a better unit (MWh, GWh, TWh, PWh)?

d) Uranium ore is 0.07% ²³⁵U. If ²³⁵U has an energy density of 1.28 x 10⁸ MJ/kg what is the mass of Uranium in Uranium ore that would give the same primary energy ?

e) What is the average power used ?

Note:

Kilo                 k          10³

Mega              M        10⁶

Giga                G         10⁹

Tera                 T          10¹²

Peta                 P          10¹⁵

Exa                  E          136     

Answer 1

ニ9,66 x10 J 1 3 96 T 148 x 0quad

12 12. -''MWH ㄶould be a better uunit dawn = 129 TJ/kg 235 Mas 1 28 ass 08 125 1 24 x 345-