Knowledge is power ,

sharing knowledge is powerful

بوسى
..
منذ 7 سنوات
اجابة  0   مشاهدة  5

سيارة وزنها 6 ث طن تصعد منحدرا  يميل على الافقى بزاوية   قياسها 30 متحركة 

فى خط مستقيم , فاذا كانت  المقاومة  لحركة السيارة تساوى 194 نيوتن لكل طن 

من كتلة  السيارة , فان  مقدار  قوة محرك السيارة يساوى ............................ ث كجم 

ا- 4764

ب- 6180

ج- 3294

د-3180

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

.................................................................................................................................

اضف اجابتك