1. | case (I) but not in case (II). |
2. | case (II) but not in case (I). |
3. | both cases (I) and (II). |
4. | neither of cases (I) and (II). |
1. | \(OP=R\) | 2. | \(OP=\dfrac R2\) |
3. | \(OP=\sqrt3R\) | 4. | \(OP=8R\) |
1. | \(6.28 \times 10^{-4} ~\text{T} \) | 2. | \(6.28 \times 10^{-2}~\text{T}\) |
3. | \(12.56 \times 10^{-2}~\text{T}\) | 4. | \(12.56 \times 10^{-4} ~\text{T}\) |