A Lego brick of mass m is initially at the origin and moving to the right across a frictionless surface with a speed of V0. A force that varies with position is then applied to the brick. The force is given by: F(x) = 2x² What is the speed of the brick after it has moved from x = 0 to x = d? 4d³ +v0 V3m 4d³ + vo 3m 04d³ +mvo² 2 2d² + vo m 4d³ 3m + v0² 54°F HI C 3'

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Chapter5: Energy
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14.
(VIIILJ)
A Lego brick of mass m is initially at the origin and moving to the right across a
frictionless surface with a speed of Vo.
M
A force that varies with position is then applied to the brick. The force is given by:
F(x) = 2x2
What is the speed of the brick after it has moved from x = 0 to x = d?
4d³
+ vo
3m
54°F
C
4d²³
+v0
3m
04d³ + mvo²
2
2d²
+ vo
4d³ +v0²
3m
,C
Transcribed Image Text:14. (VIIILJ) A Lego brick of mass m is initially at the origin and moving to the right across a frictionless surface with a speed of Vo. M A force that varies with position is then applied to the brick. The force is given by: F(x) = 2x2 What is the speed of the brick after it has moved from x = 0 to x = d? 4d³ + vo 3m 54°F C 4d²³ +v0 3m 04d³ + mvo² 2 2d² + vo 4d³ +v0² 3m ,C
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