What Is the Minimum Frequency with Which a 200-Turn,flat Coil

Multiple Choice

What is the minimum frequency with which a 200-turn,flat coil of cross sectional area 380 cm² can be rotated in a uniform 32-mT magnetic field if the maximum value of the induced emf is to equal 7.9 V?

A) 0.19 Hz
B) 2.3 Hz
C) 5.2 Hz
D) 32 Hz
E) ​0.032 Hz