走時準(zhǔn)確的指針式手表的秒針，一晝夜內(nèi)秒針轉(zhuǎn)過的圈數(shù)是（ ?。?A.24 B.1440 C.86400 D.43200
走時準(zhǔn)確的指針式手表的秒針，一晝夜內(nèi)秒針轉(zhuǎn)過的圈數(shù)是（ ?。?br/>A. 24
B. 1440
C. 86400
D. 43200
B. 1440
C. 86400
D. 43200
物理人氣：266 ℃時間：2020-06-09 11:14:15
優(yōu)質(zhì)解答
秒針轉(zhuǎn)動一周是1min，
一晝夜有24×60min=1440min，所以秒針轉(zhuǎn)動1440圈．
故選B．
我來回答
類似推薦
- 走時準(zhǔn)確的手表秒針,一晝夜內(nèi)轉(zhuǎn)過的圈數(shù)是多少
- 走時準(zhǔn)確的長三針手表的秒針一晝夜轉(zhuǎn)過表面的圈數(shù)是
- 走時準(zhǔn)確的指針式手表的分針,一晝夜轉(zhuǎn)過的圈數(shù)為（ ）
- 走時準(zhǔn)確的指針式手表的秒針，一晝夜內(nèi)秒針轉(zhuǎn)過的圈數(shù)是（ ?。?A.24 B.1440 C.86400 D.43200
- 走時準(zhǔn)確手表的秒針,一晝夜沒轉(zhuǎn)過的圈數(shù)是多少啊
- 函數(shù)f(x)=sinx-cosx^2的最小值是?
- 英語翻譯
- I took my grandpa to the hospital this morning,_____ I missed the first class.
- So crazy
- 方差是各個數(shù)據(jù)與平均數(shù)之差的平方的平均數(shù)
- 函數(shù)y=f(x)與它反函數(shù)y=f^-1(x)怎么讀?
- These are photos of my families.Look at them 改錯
猜你喜歡
- 1平面與平面重合,是否屬于平行一類?那重合的兩直線,也屬于平行一類的嗎?
- 2非洲每年因饑餓死亡的人數(shù)及現(xiàn)在饑餓人口數(shù)量拜托各位了 3Q
- 3decide to do sth.還=什么
- 4(7/8)o you think of london?B:5.____london is one of the liveliest cities
- 5啤酒可以托運嗎
- 6邊長為2√6的等邊三角形的中心到一邊的距離為?
- 7please give your hand to help me
- 8已知2的X次方等于3的Y次方等于6的Z次方不等等于1,證明X分之一加Y分之一等于Z分之一.
- 9幫我做做?
- 10機械分析天平TG628A的使用說明書
- 11in winter ,we wear warm coats to protect our bodies_.
- 12( )was most importance to her ,she told me,was her family it this what as