题目
MUF0121 Physics Unit 1 - Semester 2, 2025 7.5 Momentum
数值题
What is the momentum of a rhinoceros of mass 1207 kg charging at 15 km/h? Give your answer to the nearest whole number.
查看解析
标准答案
Please login to view
思路分析
To determine momentum, we use the formula p = m v, where m is mass and v is velocity.
First, convert the velocity from km/h to m/s: 15 km/h × (100......Login to view full explanation登录即可查看完整答案
我们收录了全球超50000道考试原题与详细解析,现在登录,立即获得答案。
类似问题
Which of the following represents the correct formula for momentum?
A 75-g ball strikes a wall horizontally at 12 m/s and rebounds in the opposite direction at 10 m/s. The ball’s change of momentum has magnitude
A ball of mass 3 kg, is dropped onto the ground. The velocity of the ball just before hitting the ground is 2.2 ms-1 and it bounces back up with 60 % of the magnitude of the downward velocity.Taking downward direction as positive, what is the change in momentum (kg m/s) of the ball immediately after bouncing back up again?
What is the speed (in km/h) of a table tennis ball of mass 2.9 g if it has momentum of 0.08 kg ms-1? Give your answer to the nearest whole number.
更多留学生实用工具
希望你的学习变得更简单
加入我们，立即解锁 海量真题 与 独家解析，让复习快人一步！