有一長方體物體的邊長為 5 cm×3 cm×1 cm,物體的重量為 90 gw,當物體放置於桌面時, 對桌面造成最小的壓力為多少 gw/cm2?
壓下來阿壓下來

Quiz
•
English
•
8th Grade
•
Hard

王 大智
Used 3+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
18
6
3
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如右圖,在一杯靜置的液體中,A 點距液面 5 公分,距底部 10 公分,距 左右兩端各為 8 公分與 6 公分。下列關於 A 點壓力的敘述,何者正確?
上壓力大於下壓力
上壓力小於下壓力
上壓力等於下壓力
向左的側壓力小於向右的側壓力。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖,大小相同的三個小石塊,分別位於水中不同的位置,則壓力以 何者最大?
甲
乙
丙
三者均相等
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將三罐相同可樂分別倒入甲、乙、丙三個杯子,底面積甲>乙 >丙,如右圖,則杯子內底部所受可樂壓力何者較大?
甲
乙
丙
三者皆相等
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
將一顆水球,用針刺破四個小洞,如圖,其水柱噴出情形,何者錯誤?
甲
乙
丙
丁
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