Questions
Seven resistances are connected as shown in the figure. The equivalent resistance between A and B is
detailed solution
Correct option is B
The given circuit can be simplified as follows:Now it is a balanced Wheatstone bridge.So,⇒ RAB = 8 × 88 + 8 =6416 = 4 ΩTalk to our academic expert!
Similar Questions
Two resistances are connected in two gaps of a metre bridge. The balance point is 20 cm from the zero end. A resistance of 15 ohms is connected in series with the smaller of the two. The null point shifts to 40 cm. The value of the smaller resistance in ohms is
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