in general we would consider even one minute to fall under the rubric of chatzi shiur assur min hatorah
Yes, but there are exceptions, such as ???? ??’ ???? on ???. I don’t know that this isn’t the same, since there’s a specific reason for the ?????; it’s the time it takes to be ???? the ????? which ???? is a ??? for. (???? ??’ ???? on ??? is less than the ????? ????.)