Angle between the beam and the horizontal
A load is suspended by cable fro a beam supported by another cable. The angle between the beam and the horizontal is 66 degrees and the angle between supporting cable and the horizontal is 39 degrees.
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You're carrying a 3.0-m-long, 22 pole to a construction site when you decide to stop for a rest. You place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. How much force must you exert to keep the pole
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This discussion question is an audio dialogue. Start the discussion and leave it open for your classmates to dialogue with you.
An experiment that can be used to measure the velocity of a bullet is to have two cardboard disks attached to a rotating shaft some distance apart and to measure the angular separation of the holes made by the bullet. In such an experiment, two c
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A baseball is seen to pass upward by a window 27 above the street with a vertical speed of 11. What is the balls initial speed?
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