Ex. 6. Choose the right form of the word. 1. Due to electric haul/haulage the traffic dense/density in the line will be increased.
2. The generation of electricity from the sun energy is now quite realizable/realize/realization.
3. The operation cost of electrified railways is relatively/relative/relativity low.
4. After the revolution of 1917 it was decided to electrification/electrify the heavy used lines.
5. Electric haulage is particularly attract/attraction/attractive especially in mountain/mountainous areas.