explain how to protect high rise building from the risk of
lighting.
Answer Posted / bhilai
Fix a copper pipe at the top most point of the building and attach 3 copper pieces in the shape of an inverted pyramid and ground the pipe with the help of a copper wire.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
wow to calculate the transformer rating(KVA)
what is the difference between circular wdg & ractangular wdg?
what is thermal resistance of PVC Cable.
why dc is used in control circuit for mv & hv switchgear instead of ac
What does bode plots shows?
Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics
How dia computation perfomed in cold rolling mills .
How to measure size of cable on a given load
WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.
i applied for the ap transco please forward the freqventley asked QA
What is the function of the circuit breaker failure relay?
I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???
What is load boxes ?
If breaker is undefined position, first step to do.