waleed1202
23-12-2014, 13:57
السلام عليكم ورحمة الله وبركاته
ارجوا مساعدتي في هذه المسألة
For three situation the initiail and final positions respectively along the x axis for the block (A) -3 cm ,2 cm ; (b) 2 cm ,3 cm ; and (c) -2 cm, 2 cm . In each sit-uation is the work done by the spring force on the block positive , negative, or zero
Answer:(a) positive
(b) negative
(c) zero
الموضوع يتكلم عن work done by a spring force
ارجوا مساعدتي في اسرع وقت
ارجوا مساعدتي في هذه المسألة
For three situation the initiail and final positions respectively along the x axis for the block (A) -3 cm ,2 cm ; (b) 2 cm ,3 cm ; and (c) -2 cm, 2 cm . In each sit-uation is the work done by the spring force on the block positive , negative, or zero
Answer:(a) positive
(b) negative
(c) zero
الموضوع يتكلم عن work done by a spring force
ارجوا مساعدتي في اسرع وقت