Practice
practice problem 1
In the action-adventure movie Eraser, (1996) Arnold Schwarzenegger plays a US
Marshall working for the Witness Relocation Program. He obtains a high-tech
weapon that launches projectiles at "nearly the speed of light." Arnold
wields the weapon like a shotgun, firing it several times from an unbraced,
standing position. Bad guys are then seen flying through the air (for several
meters) after being hit. Explain the physical impossibility of operating such
a weapon in the manner described above.
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practice problem 2
Write something else.
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practice problem 3
Write something different.
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practice problem 4
Write a conveyor belt problem and make it interesting.
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