A uniform wire with resistance 27 ohm is divided into three equal parts and they are joined in parallel. Find the equivalent resistance of the parallel combination.
Answers
Answered by
25
R1 = R2 = R3 = 27/3 = 9 Ohms, each.
When connected in parallel:
Re = 9/3 = 3 Ohms.
When connected in parallel:
Re = 9/3 = 3 Ohms.
Answered by
51
R=27Ω
after dividing them into equal parts,
resistance of each part =9Ω
when connected in parallel,
1/9+1/9+1/9=1/R
3(1/9)=1/R
1/3=1/R
R=3Ω
after dividing them into equal parts,
resistance of each part =9Ω
when connected in parallel,
1/9+1/9+1/9=1/R
3(1/9)=1/R
1/3=1/R
R=3Ω
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