JEE Main & Advanced
JEE Main Paper Phase-I (Held on 09-1-2020 Evening)
question_answer
In a meter bridge experiment S is a standard resistance. R is a resistance wire. It is found that balancing length is\[l=25\text{ }cm\]. If R is replaced by a wire of half-length and half diameter that of R of same material, then the balancing distance \[l'\] (in cm) will now be______.[JEE MAIN Held on 09-01-2020 Evening]