Five resistances have been connected as shown in the figure. The effective resistance between A and B isa)14/3andOmega;b)20/3andOmega;c)14andOmega;d)21andOmega;Correct answer is option 'A'. Can you explain this answer?

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Five resistances have been connected as shown in the figure. The effective resistance between A and B is

a)
14/3 Ω
b)
20/3Ω
c)
14Ω
d)
21Ω

Correct answer is option 'A'. Can you explain this answer?

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Verified Answer

Five resistances have been connected as shown in the figure. The effec...

It is a balanced wheatstone bridge

, so the 7Ω resistance is
ineffective.
Equivalent resistance of 3Ω and 4Ω = 3 + 4
= 7Ω (series)
Equivalent resistance of 6Ω and 8Ω = 6 + 8
=14Ω (series)
Equivalent resistance of 7Ω and 14Ω (parallel)

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Five resistances have been connected as shown in the figure. The effective resistance between A and B isa)14/3Ωb)20/3Ωc)14Ωd)21ΩCorrect answer is option 'A'. Can you explain this answer?

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