how calculate external illumintion in a compound area. for
e.g. there is one open park having 600m2 area and i have to
put 40w flouresent tube fitting with pole. how shall i
calculate the numbers of fitting.
Answer / bala_vlsi
generally 20 lux and 20 m will be consider for 6 m wide
road or external area with help of 7 m hight pole . but in
your case you can provide every 10 m distance one pole
Is This Answer Correct ? | 0 Yes | 2 No |
how air lock will be removed from generators, how it happens?
Can the efficiency of transformer be measured with the help of wattmeter readings taken at primary and secondary side? Support the answer.
what is the use of neutral displacement relay
can we use ps class in combination with protection class in differential protection and over current protection.
3phase cable calculation formula by motor load
How to select the releases for MCCB ?
What happens if we connect a single phase energy meter in reverse polarity.
why the AC or DC motor takes high starting current?
How to convert resistance value at 20 degree to 90 degree?
Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir
what is 33 /11kv transformer bdv
we specify current in case of feeder but in case of distributor voltage, why?