Figure 2.2 shows some equipotential lines distributed in space. A charged object is moved from point A to point B.
1
The work done in Fig. (i) is the greatest.
2
The work done in Fig. (ii) is least.
3
The work done is the same in Fig. (i), Fig. (ii) and Fig. (iii).
4
The work done in Fig. (iii) is greater than Fig. (ii)but equal to that in Fig. (i).