Okay. I had the answer for the curveball I was just having a little trouble understanding it. Does this make sense?
Assume a baseball throws the ball (forwards) with the ball spinning clockwise. Then on the right side of the ball the velocity of it's spin would be in the same direction of...
For a question on one of my assignments, we have to explain how a curveball works. I have been reading a lot on the internet on it, but he says that we do not need the magnus effect to explain it (which all the sites weem to use). Also, he said for bonus we could explain how it is...
Hey guys -> this is for a friend and i haven't gotten this far in our class so yeah if you could expain the answer that would be appreciated.
the motor of an elevator can produce 14KW of power. The elevator has a mass of 1100Kg including its contents. At what constant speed will the...
Thanks anyways guys but i got it. I think i was thinking it was asking what force as in friction or wind etc. was stopping it but its asking the force it would take to stop it in that time.
ok here is the question exaclty- its worth 5 marks so i don't know what I am missing..
A car with a mass of 850kg is moving in a straight line at a constant speed of 110km/h. It is brought to rest in 10.0s. What constant force is acting to stop the car?
Ok - I was helping a friend out and was helping her with a problem but I am not sure if i was right.
A girl is pulling three blocks with a rope at a force of 6 N . There is two more strings between each block. The first block weighs 0.5 N the second block weighs 1.5N the third block weighs...