To maintain ground at zero potential

To reduce the load current

To protect the equipment from over load

To reduce the losses

For quick current flow

For easy measurement

For low power consumption

For low voltage drop

1.5 metre

2 metre

2.25 metre

2.5 metre

30cm to 30cm

60cm X 40cm

60cm X 50cm

60cm X 60cm

Remain same

Increases

Decreases

Infinity