why colour of electrical equipment( like transformer) is
grey
Answer Posted / sparky
The Grey color was standardized due to economic reasons cr.1945 after a surplus of Battleship Grey paint during WWII.
| Is This Answer Correct ? | 7 Yes | 10 No |
Post New Answer View All Answers
What are unstable systems?
can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)
how the aircraft outer body and inner body is separated ?
What is mean by hot and cold loop testing? What is the difference between them?
hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases slip A does not alter B decreases C increases D none of above
we have a lot of model of rectifier but thyristor rectifier is the most rectifier that use in power system. Do you know why this rectifier is used?
I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
What is the different types of cable & current capacity of cable
What is purpose of reactor?.What is different between line and bus reactor?
How to know vacuum in vacuum cylinder of breaker in working condition
Batteries. What is the difference between Lead and Nickel batteries ?
Bimetal strip used in overload relay what is that,which types of material used for that & percentage.