Physics, 24.08.2019 02:30 jjjoooorrrrddddaannn
Ahorizontal force of 90.0 n is required to push a 75kg object along a horizontal surface at a constant speed. what is the magnitude of the force of friction. show your work i am having troubles.
Answers: 1
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Physics, 22.06.2019 18:10
A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.
Answers: 2
Physics, 22.06.2019 18:30
Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?
Answers: 3
Ahorizontal force of 90.0 n is required to push a 75kg object along a horizontal surface at a consta...
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