Q. While on a journey, I prayed full namaz, realizing only afterwards that I should have prayed qasr namaz
Am I supposed to repray the namaz?

A. Yes, you are supposed to repray the namaz in the qasr form

Q. I have a flat in the city where I have business concerns. I go there very often. Can I pray full namaz when I go there?

A. Provided that the flat is your own (not on rent) and you pray one faraz in it, you can pray tamam namaz.

Q. When do I pray qasr namaz?

A. Namaz is prayed qasr, if the place is farther than 12 miles from the boundary of the city you live in, and you are visiting for less than 10 days. If you have mehramdar (blood relatives) in the place of your visit then you can pray full namaz, provided you complete five faraz in the place of your visit.

Q. Can I pray on the vehicle while traveling?

A. You can pray on a plane and on board a ship. You cannot pray namaz on the train, or any vehicle that travels on land, while it is moving.

Q. I have a brother by rada'at. Can I pray full namaz when I am visiting him?

A. No, you cannot pray full namaz by meeting a rada'at brother while traveling.