Electrician Grade II – Govt Press
Results
#1. The value of absolute permittivity is 😕
#2. The equation for find out the energy stored in a coil is :…?
#3. The equation for find out the energy stored in a coil is :…?
#4. The Dummy coil used i-n a DC generator :…?
#5. The transformer oil used in transformer provides :…?
#6. The critical resistance of a DC shunt generator is the resistance of :…?
#7. The polarity of interpole in the case of a DC generator is :….?
#8. Which characteristic of a motor is mainly considered for its industrial application?
#9. Ward – Leonard Method of Speed control is basically a:…?
#10. In a transformer the half load copper loss is 600 w. It’s full load copper loss will be :..?
600 x 4= 2400 Watt
#11. When the frequency is doubled, what are the change in eddy current and hysteresis loss :…?
H propotional to F
E propotional to Square of F
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