j (EN)

barua, ishara

barua “j”

1. umbo la herufi "J" katika herufi ndogo
   Jisajili ili kuona tafsiri za sentensi za mfano na ufafanuzi wa kila neno kwa lugha moja.

   The word "jet" starts with the letter "j".

ishara “j”

1. katika ishara za hisabati katika elektroniki, alama inayotumika kuwakilisha kisiki cha -1
   In electrical engineering, we use j instead of i to represent the square root of -1, so that it is not confused with current.
2. katika hisabati, alama inayowakilisha vekta ya pili ya kitengo inayofuata "i"
   In a 3D coordinate system, the vector j points directly up along the y-axis.