Two Weights Are Connected by a Massless Wire and Pulled

question 68

Multiple Choice

Two weights are connected by a massless wire and pulled upward with a constant speed of 1.50 m/s by a vertical pull P.The tension in the wire is T (see figure) .Which one of the following relationships between T and P must be true?

• A) T > P
• B) T = P
• C) P + T = 125 N
• D) P = T + 25 N
• E) P = T + 100 N

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Definitions:

Interference

Interference in psychology refers to the phenomenon where memories or information can be distorted or lost because of the competition with other information.

Shallow Level Of Processing

A cognitive processing method that involves minimal attention to meaning, focusing instead on physical features like the appearance of words.

Memory Failure

The inability to recall information or experiences, ranging from temporary forgetfulness to more serious conditions like amnesia.

Interference

The phenomenon where two or more processes or signals overlap and affect each other's performance, often used in reference to communication signals.