How many times do the hands of a clock coincide in a day?

By observing the pattern :-

{ The two hand coincide at 12:00 , 1:05 , 2:11 , 3:16 , and so on. }

We can say that These two hands coincide after every 65 minutes.

In 12 hour = Coincide 11 time

In 24 hour = coincide 22 times