Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What is the main item of equipment contained in these?
Transformer
Transponder
Transducer
Converter
Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What is the main item of equipment contained in these?
What was the active medium used in the first working laser ever constructed? |
Answer |
What does EPROM stand for? |
Answer |
Chemical formula for water is |
Answer |
The gas usually filled in the electric bulb is |
Answer |
Washing soda is the common name for |
Answer |
Quartz crystals normally used in quartz clocks etc. is chemically |
Answer |
Which of the gas is not known as green house gas? |
Answer |
Bromine is a |
Answer |
The hardest substance available on earth is |
Answer |
The variety of coal in which the deposit contains recognisable traces of the original plant material is |
Answer |