Homework Statement
In my workbook it gives an example and solution for the following question:
The following diagram is of an atwood machine, which is a machine consisting of two masses: a massless string and a frictionless pulley. Due to the unequal masses on either end of the string, the...
Homework Statement
Some of the questions in my homework list the velocity either above or below the horizontal. I am confused as to what the difference is.
This is the question:
"A child sitting in a tree throws his apple core from where he is perched (4.0 m high) with a with a velocity of...
Homework Statement
First part of the question (SOLVED)
A football player kicks a football so that the angle of incidence is 50 DEG and the initial magnitude of velocity of the ball is 15 m/s.
Find the:
a) Balls maximum height = 6.7 m
b) Time of flight = 2.3 s
c) time when the ball reaches...
Thank you both so much! you're amaz-o
My entire workbook leaves the 9.8m/s^2 throughout all of the examples so I thought that it stayed that way.
You've just made my life so much easier.
Homework Statement
I'm taking grade 12 U physics and I'm having a really difficult time understanding the answers given compared to the answers I arrive at.
For example:
The question reads:
A rock was thrown horizontally from a 25.0 m high cliff and landed 15.0 m from the base of the cliff...