10) In a service line of a residential colony which type of poles are preferred ?

11) Which type of insulator is used in stay wire ?

12) If a distribution line and street lighting fixtures are installed on the same pole then their span should not exceed :

13) As per I.E. rules, no service line should be tapped :

14) As per I.E. rules, no conductor of overhead line including service lines be erected across a street shall at any part thereof be at a height less than _____ metres for low and medium voltage lines.