92) A 5KVA, 400V/200V transformer delivers a current of 25 Amps in secondary. What is the current in primary side ?

93) A 100 KVA, 2400V/240V, 50Hz transformer has 300 turns on the secondary winding. Calculate the number of turns in primary winding ?

94) If the full load iron loss of the transformer is 1000 watts, what will be the iron loss at half load ?

95) If the input of the small transformer is 15 VA, what will be the output in VA when the efficiency is taken as 80% ?

96) When the primary and secondary voltage are derived from the same winding, that transformer is called :