Thursday

July 31, 2014

July 31, 2014

Posted by **teresa** on Monday, July 5, 2010 at 7:22pm.

- science -
**Damon**, Monday, July 5, 2010 at 7:52pmI assume all three are in parallel

first combine the two 20 ohms

1/R = 1/20 + 1/20 = 1/10

Req = 10

now combine that 10 with the other 10

1/R = 1/10+1/10 = 2/10 = 1/5

so R = 5 Ohms in the end

**Related Questions**

Science - There Are Three Resistance In A Parallel Circuit. Two Of Them Are ...

science - there are three sources of resistance in a parallel ciruit. Two of ...

SCIENCE - THERE ARE THREE SOURCES OF RESISTANCE IN A PARALLEL CIRCUIT,S . TWO OF...

Electricity and Electronics - A circuit contains twodevices that are connected ...

Physical Science - Hello, Can someone tell me if I have the correct answer? ...

Math - The total resistance of two circuits in parallel is 15 ohms and one ...

Algebra - Two lamps can be connected to a battery in a circuit in series or in ...

Physics - I'm totally confused and this is due Monday- We're dealing with ...

Algebra - Two lamps can be connected to a battery in a circuit in series or in ...

physics-series and parellel circuits - I'll try to explain the schmatic drawing...