The original velocity is 0,so the a=v/t=450m/s`2
Acoording to the momentum theorem:m1×v1=m2×v2
so v2=0.15×45/5.5=1.23m/s
A paintball with a mass of 0.15kg is fired from a paintball gun that has a mass of 5.5 kg.The paintball leaves the gun w
A paintball with a mass of 0.15kg is fired from a paintball gun that has a mass of 5.5 kg.The paintball leaves the gun with a velocity of 45 m/s [N] having accelerated for 0.10 s.Calculate the acceleration and the final velocity of the paintball gun.
其他人气:981 ℃时间:2019-10-10 00:40:22
优质解答
我来回答
类似推荐
猜你喜欢
- 1已知抛物线y=-0.5x2+bx+4上有不同的两点E(k+3,-k2+1)和F(-k-1,-k2+1).
- 2拜托语文高手、问下【比较有深度的词语、意思有深意、】大家帮忙找找、附加解释、谢啦!
- 3联系课文内容想一想,彩色的翅膀
- 4为什么蔗糖放入水中时,蔗糖不见了,水却变甜了
- 5写出带有怒字的成语
- 6“水的摩尔质量是多少g/mol,9g水的物质的量是多少mol,含有氢离子的数目是多少”
- 7they are going to look at the tigers tomorrow.(对划线部分提问)
- 8甲数的5/12等于乙数的30%,甲数是乙的_%,甲数比乙数少_%.
- 9填动物词的成语有哪些
- 10用一根长48分米的铁丝做一个长方体的框架,使它的长宽高的比是1:1:4.再把它的五个面糊上纸,