3 Answered Questions for the topic Physics Kinematics

Physics Kinematics

03/06/15

ball shot upward; velocity; 67.50 m/s; How high is the cannon ball above the ground 4.30 seconds after it is fired? (Neglect air resistance.)

A cannon ball is shot straight upward with a velocity of 67.50 m/s. How high is the cannon ball above the ground 4.30 seconds after it is fired? (Neglect air resistance.)
Physics Kinematics Physics Vectors

03/02/15

Vectors- River Race. who won the race?

a boy and a girl decide to have the "annual" who's the best contest. Both are capable of swimming at 4.000m/s. they decide to race from the south shore to a point directly north, on the opposite... more
Physics Kinematics Physics Vectors

02/26/15

A few physics questions I'm having trouble with

In the figure, a crate of mass m = 103 kg is pushed at a constant speed up a frictionless ramp (θ = 29°) by a horizontal force. The positive direction of an x axis is up the ramp, and the positive... more

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