Two Weights Are Connected by a Massless Wire and Pulled

question 26

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) . P is closest to

• A) 25 N.
• B) 125 N.
• C) 187.5 N.
• D) 245 N.
• E) 1225 N.

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Definitions:

Market Risk Premium

The additional return an investor expects from holding a risky market portfolio instead of risk-free assets, critical for assessing investment risk.

Risk-Free Rate

The risk-free rate is the theoretical return on investment with no risk of financial loss, often represented by the yield on government securities.

Market Rate

The interest rate prevailing in the money market where instruments such as treasury bills and commercial paper are bought and sold.

Actual Return

The tangible profit or loss realized from an investment over a specific period of time.