* Signal transmission in sky wave propagation is due to ?
a) Reforction of wave
b) Reflection of wave
c) Pierus through Inosphere
d) None
and Reason for this is????
Answers were Sorted based on User's Feedback
what will be the difference on output when 3phase I.M. is given a delta or star supply?
wat do knw aboot circuit breakers ?
why there is spacing between two rails in railway?
If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
What is the reason for low voltage in houses?
when ur using single phase type of load for a 3.5core power cable .Why neutral is .5 and how much current in the neutral if we consider neutral as a reverse path for three phases.
What will be cross section area of copper conductor for carry 2000 amps & 2500 amps....sq.mm.?/
how does a tube light starter works?
what is the main difference b/w contactor and relay
2 Answers Pace Pharmaceuticals,
what happend when 230v dc motor we supplied a 23v ac supply
Which colour of earthing wire
from 33kv to 440v 2mva transformer how much full load current will be at ht side and lt side and which range of ctpt will be used?