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The main drawback(s) of underground system over overhead system is/are- A. Exposure to lighting B. Heavy initial cost C. Exposure to atmospheric hazards such as smoke, ... Voir Plus
Transmission and distribution of electric power by underground system is superior to overhead system in respect of- A. Appearance and public safety B. Maintenance cost ... Voir Plus
A. Protection of a transformer against all internal faults B. protection of a transformer against all external faults C. both1 and2 D. niether1 nor2
A. Equal to original value B. Half the original value C. Double the original value D. One fourth of original value