MCQOPTIONS
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MCQOPTIONS
| 1. |
A battery of emf \[{{E}_{0}}=6V\] is connected across a 2m long uniform wire having resistance \[4\Omega /m.\] The cell of small emf \[{{\varepsilon }_{1}}=2V\] and \[{{\varepsilon }_{2}}=3V\] having internal resistance \[2\Omega \,\And \,1\Omega \] respectively are connected as show in the figure. The null point will be obtained at |
| A. | 0.10m |
| B. | 0.25m |
| C. | 0.50m |
| D. | 0.75m |
| Answer» E. | |