3 飞机投弹判断炮弹排布
【飞机投弹判断炮弹排布】1、水平匀速飞行的飞机投弹,若不计空气阻力和风的影响,炸弹落地瞬间A.飞机的位置在炸弹的前上方B.飞机的位置在炸弹的后上方C.飞机的位置在炸弹的正上方D.炸弹落地点在投弹处的正下方【来源】2015-2016学年广东省仲元中学高一文下期中物理试卷(带解析)【答案】C【解析】试题分析:从水平匀速飞行的飞机上投下一颗炸弹,炸弹在空中做平抛运动,平抛运动的物体在水平方向做匀速直线运动,而飞机水平匀速飞行,所以炸弹落地时,飞机的位置在炸弹的正上方.故选C.2、一架飞机水平直线飞行,从飞机上每隔一秒释放一个铁球,先后共释放4个,若不计空气阻力,则人从飞机上看四个球()A.若飞机匀速...
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