A. the current on secondary side is negligible
B. the voltage on secondary side does not vary
C. the voltage applied on primary side is low
D. full-load current is not supplied to the transformer
Month: June 2018
A. Hysteresis losses are reduced
B. Saving in winding material
C. Copper losses are negligible
D. Eddy losses are totally eliminated
A. no-load
B. half-load
C. near full-load
D. 10% overload
A. Primary winding
B. Secondary winding
C. Low voltage winding
D. High voltage winding
A. hysteresis loss
B. eddy current losses
C. copper losses
D. all of the above
A. load is balanced only
B. load is unbalanced only
C. on balanced as well as unbalanced loads
D. none of the above
A. load is unbalanced only
B. load is balanced only
C. on balanced as well as unbalanced loads
D. none of the above
A. Mechanical strength
B. Low hysteresis loss
C. High thermal conductivity
D. High permeability
A. 90% load
B. zero load
C. 25% load
D. 50% load
A. average value
B. r.m.s. value
C. maximum value
D. instantaneous value
