Match List – I with List – II. LIST I LIST II  A. Cyclotron frequency  I. $\frac{N A B}{K R}$   B. Magnetic field due to a circular coil   II. $\frac{q B}{2 \pi m}$   C. Magnetic field inside a toroid   III. $\frac{\mu_0 N I}{2 \pi R}$   D. Voltage sensitivity   IV. $\frac{\mu_0 I}{2 R}$  Choose the correct answer from the options given below:

A-III, B-IV, C-I, D-II A-II, B-IV, C-III, D-I A-IV, B-III, C-II, D-I A-I, B-II, C-III, D-IV

A-II, B-IV, C-III, D-I

The correct answer is Option (2) → A-II, B-IV, C-III, D-I