Question

H7P2 Time Constants ? can any one tell this question answer.

Answer 1

you just confused everyone. Have you googled it yet? http://www.google.com.hk/search?q=h7p2+time+constant&aq=f&oq=h7p2+time+constant&aqs=chrome.0.57j62.5172j0&sourceid=chrome&ie=UTF-8

Answer 2

in a RC circuit, the time constant is the reciprocal of R*C

Answer 3

network A: (L/(R1+R2))
network B: L*(1/R1+1/R2)