JEE Main 2018 — Current Electricity Question with Solution
From: JEE Main 2018 (Online) 15th April Morning Slot
Question
In a meter bridge, as shown in the figure, it is given that resistance and that the balance is obtained at a distance from end (by Jockey J). After interchanging the resistances and , a new balance point is found at a distance from end What are the value of and ?
This question includes a diagram. The text above accompanies the figure.
Choose an option
Show full solutionCorrect option: A
Correct answer
A and
Step-by-step explanation
For balanced meter bridge,
=
X =
= 8.16
Now, when we interchange X and Y then
20.66 = 1250
= 60.5
=
X =
= 8.16
Now, when we interchange X and Y then
20.66 = 1250
= 60.5
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