This is the 41st most frequent Hindi word.
आपक
It seems like "आपक" might be a typo or incomplete. The correct word could be "आपका," which means "your" (possessive pronoun) in English.
In this sentence, 'आपका' is used to indicate possession, showing that the name is associated with 'you'.
आपका नाम क्या है?
What is your name?
Here 'आपकी' is used to denote possession and agrees in gender and number with 'गाड़ी' (car).
क्या यह गाड़ी आपकी है?
Is this car yours?
In this context, 'आपकी' denotes that the help belongs to 'you' and is used in the oblique case.