#Shorts | English speaking practice | Daily use word meaning | Use of "Have to" - ना है

A transistor can be used practically in

In a Nigerian hotel, among the english speaking people 40% are English & 60% Americans. The English & American spellings are "RIGOUR" & "RIGOR" respectively. An English speaking person in the hotel writes this word. A letter from this word is chosen at random & found to be a vowel. Find the probability that the writer is an Englishman.

Give some practical examples from daily life which make use of the conecpt of impulse.