What is the tension in the cables
A 27 kg loudspeaker is suspended 3.0 m below the ceiling by two cables that are each 50 degrees from vertical. What is the tension in the cables?
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Single-stranded DNA molecules are said to be antiparallel when they are lined up next to each other but oriented in opposite directions.
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The formula for counter mode encryption is Ci = Pi ⊕ E(IV + i,K). Suppose instead we use the formula Ci = Pi ⊕ E(K, IV + i). Is this secure? If so, why
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A point charge of +5Q is placed at the center of a square. When a second point charge of -Q is placed at one of the square's corners, it is observed that an electrostatic force of 3 N acts on the positive charge at the square's center. Now, identi
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