如圖所示,彈簧的彈性常數為k,則當木塊m作簡諧運動時,其週期為何?(不計動滑輪的質量、摩擦力)

0810

Quiz
•
Physics
•
11th Grade
•
Hard
栢川 林
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
設一質點作簡諧運動,其振幅為R,最大加速度量值為a,若由平衡點算起,則週期內的平均加速度值為何?
0
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
一理想的彈簧下方鉛直懸掛質量為m的物體,當物體由彈簧的自然長度靜止釋放,平衡時彈簧伸長x。自平衡點物體向下拉x後再釋放,則物體振動的最大速率為何?(重力加速度量值為g)
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
一物件作簡諧運動,振幅R,最大速率為v,則當位移x = 時速率為何?
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
一質點作週期為T的簡諧運動,令質點通過平衡點的時間為零,則當時間為 時,當時質點的速率為最大速率的幾倍?
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
如圖為一質點作簡諧運動之位置(x)對時間(t)的函數圖,設向右為正,則:
時刻 瞬間物體速度向左
時刻 瞬間物體受力向右
時刻 瞬間物體速度向右
時刻 瞬間物體受力向左
時刻 質點瞬時加速度量值最大
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
如圖所示,將彈性常數 = 1N/m和 = 2N/m兩條彈簧,與質量m = 12kg物體組合後靜止於光滑水平面,將物體向左移動x後靜止釋放,則物體運動週期為多少s?
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