Homework Statement
A truck starts from rest and accelerates at 0.9m/s2. 0.8s later, a car accelerates from rest at the same starting point with an acceleration of 2.5m/s2
Where and when does the car catch the truck?Homework Equations
Motion equations
Xf-Xo=Vox(t)+1/2(a)(t)^2
The Attempt at...
Homework Statement
An object is 1.2m below the surface of a pool. By using a ray that leaves the object at 5 degrees to the normal, find the apparent depth of the object. Assume the image is located on the normal
Homework Equations
1/p+1/q=1/f
n1sintheta=n2sintheta2
The Attempt...
Homework Statement
1.) A 500ml flask at 27 degrees Celsius contains He,N2 and Ne the total Pressure is 0.76atm, while Phe= 0.18 atm and Pne= 0.28 atm. Determine the no of moles of N2 in Flask.
2.) Determine the density (g/l) of a gas with a molar mass of 16.0 g/mol at a temperature of 80...
Homework Statement
Determine the magnitude of vectors T1
& T2 such that the sum of all the
vectors is zero.
Use T3 = 127.4
Homework Equations
The Attempt at a Solution
I tried to plot it out and stuff but I never worked with these kinds of problems what is a good way to...
Homework Statement
1. Homework Statement
A man walks 5 m at 37degrees north of east and then 10 m at 60degrees
west of north. What is the magnitude and direction of his net
displacement
The answer is around 9.3m at around 120 degrees angle on the +x axis
Homework Equations...
Homework Statement
A man walks 5 m at 37degrees north of east and then 10 m at 60degrees
west of north. What is the magnitude and direction of his net
displacement
The answer is around 9.3m at around 120 degrees angle on the +x axis
Homework Equations
none
The Attempt at a...