Each cell has emf $1.5 \mathrm{~V}$ and internal resistance $1 \Omega$. Minimum number of such cells…
Each cell has emf $1.5 \mathrm{~V}$ and internal resistance $1 \Omega$. Minimum number of such cells required to produce a maximum current of $1.5 \mathrm{~A}$ in an external load resistance of $30 \Omega$ is