Recent content by lolo

oh, ok, it says combined mass of 150kg. ok so since they are starting from rest, wouldn't the initial velocities be zero? but I am still confused as to how to put the combined mass in the formula.

i have a question, i attempted this problem but i couldn't get the correct answer. the question is: two friends have a combined mass of 150kg. at an ice skating rink they stand close together on skates, at rest and facing each other, with a compressed spring between them. the spring is kept...

thanx alot

hey everyone, i have a few questions that i just don't understand. 1) a golfer imparts a speed of 27.0m/s to a ball, it travels the max possible distance b4 landing on the green. the tee and the green are at the same level. a) how much time does the ball spend in the air? b) wat is the longest...

hey everyone, i have a few questions that i just don't understand. 1) a golfer imparts a speed of 27.0m/s to a ball, it travels the max possible distance b4 landing on the green. the tee and the green are at the same level. a) how much time does the ball spend in the air? b) wat is the longest...