Physics, 23.07.2021 01:00 TheHomieJaay3092
The 52-g arrow is launched so that it hits and embeds in a 1.50 kg block. The block hangs from strings. After the arrow joins the block, they swing up so that they are 0.47 m higher than the block's starting point. How fast was the arrow moving before it joined the block? What mechanical work must you do to lift a uniform log that is 3.1 m long and has a mass of 100 kg from the horizontal to a vertical position?
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The 52-g arrow is launched so that it hits and embeds in a 1.50 kg block. The block hangs from strin...
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