P 1.5-8 Find the power, p(t), supplied by the element shown in Figure P 1.5-6. The element voltage is represented as v(t) = 4(1–e–2t)V when t ≥ 0 and v(t) = 0 when t < 0. The element current is represented as i(t) = 2e–2t A when t ≥ 0 and i(t) = 0 when t < 0.

 

Answer: p(t) = 8(1 – e–2t)e–2t W

 

c01f025

Figure P 1.5-6

 

 

P is in W when t is in s.

 

 

Please send any comments or questions about this page to ddonovan@nmu.edu

This page last updated on December 26, 2018