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 Author: cwphysics  Publish Date: 2025-04-12 10:52    Total Marks: 9 mks  Marks Awarded: _____________

User Name: No Login  Start Time: 25年04月02日 13:35 End Time: 当月06日 20:30  Switch to Whole-Paper Mode

Mark Problem
1#
 
Fill-in-Blank ( 9.0 marks) Whole-Paper View eid: 9865  R:W 8:85  Correct Percent: 9%  Difficulty: *****  
试卷已过期，处于只读浏览模式，无法保存作答
  A 2.1-kg mass attached *oo)e cqgzkv fl/u8t*qu ,1y(to spring with a force constant of 45 N/m oscillates on a horizontal, frictionless track. At t= 0, the mass is released from rest at( l*qy /gouokt efv8*q),1zu c x= 21.4 cm. (The equilibrium position is at x = 0 cm)
(a) Determine the frequency of the oscillations.  (数值)  $Hz$
(b) Determine the maximum speed of the mass.  (数值)  $m/s$ Where does the maximum speed occur?   
(c) Determine the maximum acceleration of the mass.  (数值)  $m/s$ Where does the maximum acceleration occur?   
(d) Determine the total energy of the oscillating system.  (数值)  $J$
(e) Express the displacement as a function of time. x =  (数值)     (  (数值)  t)

Correct Answer:     Click here for detailed solution
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    Total:9 mks Pass:5.4 mks Duration:Unlimited
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