Multiple-Object Systems Without Friction: a Series of Weights Connected by Very

question 120

Multiple Choice

Multiple-object systems without friction: A series of weights connected by very light cords are given an upward acceleration of 4.00 m/s² by a pull P, as shown in the figure. A, B, and C are the tensions in the connecting cords. The pull P is closest to

• A) 690 N.
• B) 490 N.
• C) 290 N.
• D) 200 N.
• E) 50 N.

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Definitions:

Rebate

A partial refund given to someone who has paid too much for tax, rent, or a utility.

Mailbox Rule

The mailbox rule is a legal principle that an offer is considered accepted once the acceptance is properly placed in the mail, even if it is lost or delayed.

Effective Upon Dispatch

Effective upon dispatch refers to the principle that certain actions, such as the sending of a notification or document, are considered effective from the moment they are sent, not when they are received.

Reasonable Expectation

refers to what an average person might foresee or predict as a likely outcome under certain circumstances, often used as a standard in legal and ethical considerations.