For the following questions answer them individually
No ceiling fan should be installed at height of less than
Whatis the function of turbine in hydro powerplant?
Radiantefficiency of a luminous source depends on ______.
To save wastage which lamp is the cheapest?
The disadvantage of fluorescent lamps as compared to GLS lamps is _____.
Grayiron is usually welded by
The quantity of heat absorbed from the heater by convection depends upon
Which ofthe following falls under the category of fusion or non-pressure welding?
Whenanelectron is removed from an atom, it becomes
The donortype of impurity is