A 50 Hz ac current of crest value 1 A flows through the primary of a transformer. If the mutual inductance between the primary and secondary be 0.5 H, the crest voltage induced in the secondary is _________. Fill in the blank with the correct answer from the options given below.

75 V 150 V 100 V 200 V

100 V

The correct answer is Option (3) → 100 V