what is mutualism

A secondary coil of N_2 turns is wound on a long solenoid of cross-section. A and having a primary coil n_1 turns per unit length. What is mutual inductance of the two coils?

What is the other term for facultative mutualism?

Give two examples mutualism

Explain briefly about mutualism with one example.

Observe the set of four figures A,B,C and D and answer the following questions. Which one of the figure shows mutualism?

Explain the terms: Mutualism