1
IIT-JEE 2006
MCQ (Single Correct Answer)
+3
-1
Consider a cylindrical element as shown in the figure. The current that flows through the element is I and resistivity of material of the cylinder is $\rho$. Choose the correct option out the following
2
IIT-JEE 2005 Mains
MCQ (Single Correct Answer)
+3
-1
An unknown resistance X is to be determined using resistances R$$_1$$, R$$_2$$ or R$$_3$$. Their corresponding null points are A, B and C. Find which of the above will give the most accurate reading and why ?
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