Question

define commutation and write down the method of communication​

Answer 1

Answer:

Commutation in Power Electronics refers to the process of commutation of SCR. Whenever we talk of commutation in power electronics, we simply mean the process to turn off an SCR. This article details about the commutation of SCR, Natural Commutation, Forced Commutation and various types of Forced Commutation techniques.

There are mainly two types of SCR commutation techniques: Natural Commutation and Forced Commutation.

Answer 2

Answer:        hope it helps:

define commutation:

The action or process of commuting a judicial sentence is called commutation.

but if you are telling define communication then:

the imparting or exchanging of information by speaking, writing, or using some other medium is called communication.

the method of communication​ are:

The standard methods of communication are speaking or writing by a sender and listening or reading the receiver.