Homework Statement
A 2.5 kg block is placed on a movable 40° ramp weighing 120 N. The friction
coefficients between the ramp and the block are μk = 0.15 and μs = 0.35. With what
force does the ramp need to be pushed to keep the block
a) sliding at a constant speed up the ramp
b)...
Homework Statement
To find the voltage at the 5 ohms resistor.
Homework Equations
V=IR
Kirchoff's first and second law
The Attempt at a Solution
The attempt was simply too long
I ended up with a voltage of 6.5V on the 5 ohm resistor...
Please help me, I have been stuck in this...
Thanks very much folks, your comments have surely cleared some of the mists.
But one more question if I may, the 2*Δω simply varies from the Δωav=Δω/2 ?
Homework Statement
Okay so this problem was in my test i did yesterday. While I finished it my teacher handed me the answers. Then i found his answer was half of mine for this question. But both answers seemed to be correct..
A projectile was launched from a trebuchet, the arm on the...