Homework Statement
It is found (through and error) that you will "feel" weightless when you travela round at 42 mph over a smoothy rounded hill. What is the radius of the hill?
Homework Equations
I'm not sure what equation to use with this problem
The Attempt at a Solution
the...
Homework Statement
A 600g billiard ball moving to the right at 2 m/s collides with an 800g ball at rest. After the collision, the 600 g deflected at an angle of 37 degrees above its original direction at a rate of .5 m/. What is the magbnitude and diredction of 800g ball's velocity...
Homework Statement
What is the net force acting on a 5kg suitcase when picked up with 60N of force? what is the applied force? What is the acceleration of the suitcase?
Homework Equations
ma=?
The Attempt at a Solution
I'm not even sure on how to start the equation all I know...
Hello I need help on the following problem:
A swimmer heading directly across a river 200 m wide reaches the opposite bank in 6 min and 40 sec she is swept downstream 480 meters, what is the velocity of the current?
Homework Statement
v = ? ; t = 6 min 40 seconds
Dx = 200
Dy= 480...