What does it mean by 2 ohm resistor?

i didnt understand by what ohm mean , please explain in detail and suggest some videos to understand better or:i didnt understand by what ohm mean , p

i didnt understand by what ohm mean , please explain in detail and suggest some videos to understand better

or:i didnt understand by what ohm mean , please explain in detail and suggest some videos to understand better

or:You need to learn the business. Here is a free course: www.phy.davidson.edu/instrumentation/NEETS.htm

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