## Answers and Replies

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Integral
Staff Emeritus
Gold Member
We require that you put some effort into assignments before we help.

Understand that procrastenation on your part does not mean an emergency on our part.

The first question is trivial, show us your work.

Last edited:
i have done 1st and last question but unfortunatly i missed some lectures so i am not able to do 2nd and third question?

Now you are talking better. Show your attempts.

ok i am attaching this file?
please do it, i can do more

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HallsofIvy
Why in the world did you do the resistance in two steps? Isn't it obvious that all three resistances, 10 ohms, 5 ohms, and 4 ohms, are in parallel? And that, therefore, $$\frac{1}{R}= \frac{1}{10}+ \frac{1}{5}+ \frac{1}{4}$$