Finite Verb

A finite verb is a verb that is inflected for person and for tense according to the rules and categories of the languages in which it occurs.
Finite verb can form “ Independent clause “ which can stand by their own as complete sentences , an independent clause as a complete sentence. It contains the main subject and verb of a sentences.

In English , only verbs in certain mood are finite
These include 

1. Indicative mood : expressing a state of affairs.
In indicative mood, finite verb have to use verb, example :
1. The bulldozer demolished the restaurant.
2. Ani is going to visit her mother in hospital.
3. He has waited his father since morning.

2. Imperative mood : Giving a command.
In imperative mood, finite verb is no need a subject because without using a subject, the sentence is clear.
Example : 

1.Positive command
- Help me, please !

2.Negative verb
- Don’t do that.