The primary current in a CT is dictated by the -
A person who is unaffected by emotions is called -
The moisture content in timber for framework should not exceed-
A single phase transformer has a maximum efficiency of 90% at full load and unity power factor. Efficiency at half load at the same power factor is -
A rectangular channel has cross sectional area of 50 m2 If the channel section is to be most economical, calculate the depth. Take Breadth = 10m .
The characteristic impedance of a lossless transmission line -