Determine upward force does each support exert on beam
A 3.0 m long rigid beam with a mass of 105 kg is supported at each end. An 70 kg student stands 2.0 m from support 1. How much upward force does each support exert on the beam?
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A 60.0 resistor is connected in parallel with a 116.0 resistor. This parallel group is connected in series with a 20.0 resistor. The total combination is connected across a 15.0 V battery. Find the current in the 116.0 resistor.
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A 34.0-kg shell is fired from a gun with a muzzle velocity 100.0 m/s at 56.0o above the horizontal. At the top of the trajectory, the shell explodes into two fragments of equal mass. One fragment, whose speed immediately after the explosion is zer
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