Homework Statement
someone is flying a plane and he is being chased and at the bottom of the loop his guages say he is traveling at 180km/h he is sitting on a bathroom scale which says he weighs 4 times what he normally does, what is the radius of the loop in meters?
Homework Equations...
[SOLVED] Projectile Motion Question
Homework Statement
a swimmer moving at 1.80m/s dives off a pier and hits the water .80 m from the edge of the pier how high is the pier above the water
Homework Equations
Vx=change X /change Time
change Y = Vyi . change Time +1/2 a . (change time)^2...
Homework Statement
2 identical biliards balls collde after a glancing collision determine the speed of the other ball,
Homework Equations
MaVa + MbVb = MaVa' + MbVb' ?
The Attempt at a Solution
is this just as simple as the momentum formula before and after, or am I forgetting...
[SOLVED] 2 more basic problems
3 dogs are pulling a sled with a combined weight of 145 kg the dogs are pulling
1) pulling at a force of 83N at 15.5(degrees) left of forward
2) pulling at a force of 75N at 9 (degrees) right of forward
3) pulling at a force of 77N at 12(degrees) right of...
we have to design an entrance ramp for the new megamart. the maximum force customers will exert without complaint is 20N, ignoring friction at what maximum angle should the ramp be built assuming a full 20 kg grocery cart?
i've almost drawn at a blank it just seems like the question is...