A與B兩帶電體所帶之電量分別為Q A 和Q B ,距離為r,其庫侖靜電力為F,當此兩帶電體之電量增為3Q A 和3Q B ,距離也增為3r時,其庫侖靜電力為多少F?

物理小考1(9-1~11-2)

Quiz
•
Physics
•
10th Grade
•
Medium
賴美娟 賴美娟
Used 3+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
1
3
⅓
1⁄9
2.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
空間中某位置電場強度為4×10−8 牛頓/庫侖,今有2×10−8 庫侖的帶電體在該處,它會受多少牛頓的電力作用?
8×10−16
8×10−8
2×10−16
2×10−8
3.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
某人觀察某連續週期波,發現相鄰兩波峰通過一固定點的時距為0.2秒,且測得相鄰兩波峰間的距離為0.5公尺,則此波的波長為?
0.2
0.5
1
2.5
4.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
測試交通噪音強度常用的單位是:
千赫
毫巴
伏特
分貝
5.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
干涉的原理是指兩波交會時:
波長相加
位移相加
頻率相加
週期相加
6.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
照相機所用的鏡頭為:
凹透鏡
凸透鏡
凹面鏡
凸面鏡
7.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
日光經三稜鏡色散後,偏折角度最大的是:
紅光
黃光
綠光
紫光
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