You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/20 11:46:11
You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why?
xQN@~}PN<qp|^ % <)]l1I2` G9Qsֈ

You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why?
You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why?

You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why?
你在弧形测试赛道上开着赛车,如何获得更大的加速效果?
A、增大两倍的速度;B、开到只有原来一半半径的赛道上
为甚么?
a=V^2/R
aA=4a原
aB=2a原
可知,增大两倍的速度对加速度的影响比轨道半径减半要好

a=v^2/r
第一个是v加倍
第二个是r减半
你觉得那个a增加的最多?

You are driving me nuts. 英语翻译you are driving me bananas You are driving?这算什么呢? we are p___ for the driving test.首字母填空.Thank you for your kind___(invite).适当形式填空. you are driving too slow you are driving too syou are driving too slowyou are driving too slowly 那种错.为什么 You keep playing at the restaurant,because with your music driving .You keep playing at the restaurant,because with your music driving people inside,my bar sales are going up like crazy.inside在这里什么意思?bar sales It is _____ get your driving license.A.until you are 18 that you can'tB.not until you're 18that you can You should be more _______ (care)when you are driving. why are you driving so fast because my filght is() you are driving much too fast 和you are diving too fast什么区别打错了 都是driving You are driving your race car around a circular test track.Which would have a greater effect on thYou are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed o You are driving your race car around a circular test track.Which would have a greater effect on the magnitude of your acceleration,doubling your speed or moving to a track with half the radius?Why? you are off your Are you puttingon your You cannot talk on a mobile phone while you are driving.It is dangerous.--------- dangerous -------- you to walk on a mobile phone and drive your car----------- ----------- ---------- ----------.(同意句转换) 高考英语语法题can i see your driving license,please?what's the matter office?did i do something wrong?yes,certainly did.did you have any idea how fast you( A.are going B.have gone C.went D.were going为什么选D--can i see your driving licens Take your driving l______ with you when you drive a car. Don't use your callphone __ (when while)yor are driving a car.