aljmeeli

This page lists questions and answers that were posted by visitors named aljmeeli.

Questions

The following questions were asked by visitors named aljmeeli.

Answers

The following answers were posted by visitors named aljmeeli.

Ýí ÍÇáÉ ÚÏã ÇáÇÍÊßÇß ÓÊßæä : ÇáØÇÞÉ ÇáßÇãäÉ Ýí ÇáÃÚáì = ÇáØÇÞÉ ÇáÍÑßíÉ Ýí ÇáÃÓÝá ( äåÇíÉ ÇáãäÍÏÑ ) æãÚ æÌæÏ ÇáÇÍÊßÇß Óíßæä ÇáÔÛá åæ ÇáÝÑÞ Èíä ÇáØÇÞÊíä ßÇáÊÇáí : W=mgh-1/2 mv^2=0.2×9.8×1.6-1/2×0.2×〖4.8〗^2=0.832 J 2.b áÍÓÇÈ ãÚÇãá ÇáÇÍÊßÇß ÇáÍÑßí äÚÊãÏ Úáì...