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Which of the following statement is NOT TRUE about an ideal transformer?
Which of the following are the source energy lost in a transformer
Which of the following is used to reduce eddy current in a transformer?
Which of the following is used to reduce flux leakage in a transformer?
Which of the following is used to reduce the energy loss due to the resistance of the coils of a transformer?
A transformer manufacturer found that one of the sources of energy lost in and transformer is magnetisation and reversal of magnetisation of the iron core. Which of the following method can be used to overcome this problem?
A step down transformer is used to lower the voltage of a supply from 240V to 60V. The current flow in primary coil and secondary coil are 2A and 6A respectively. Determine the efficiency of the transformer.