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1. |
A wire of resistance R is bent to form a square ABCD as shown in the figure. The effective resistance between E and C is: (E is mid-point of arm CD) |
A. | R |
B. | \(\left( {\frac{7}{{64}}} \right)\) |
C. | \(\left( {\frac{3}{4}} \right)\)R |
D. | \(\left( {\frac{1}{16}} \right)\)R |
Answer» C. \(\left( {\frac{3}{4}} \right)\)R | |