Question

While walking you give off 1.7X105) of heat and your internal energy decreased by 5.4x105J. How much work have you done while walking? Select one: O a. 1.11 X1015) b. Answer Not Given ns O C.3.70 X 1045) d.-1.11 X 10^5) e -3.70 x 1015) Next page

Answer 1

(1) given on ergy - work done & change in internal en =-1.74105 wa 5.48105 worldone = 15.4 -1.7 x 10 ergy - work done = 3.7+1055 -(0) (2) Im (-R clocuit =) current (11= [1-cm] Ioliné Io[inēto t = Io ER ] 0.77 I, - Io - t x 136 0:1 time (t) = 1.08 ms