An Object Moves Due East at Constant Speed

question 81

Multiple Choice

An object moves due east at constant speed. A net force directed due north then acts on the object for 5.0 s. At the end of the 5.0-second period, the net force drops to zero newtons. Which one of the following statements is necessarily true?

• A)The object will be moving eastward when the force drops to zero newtons.
• B)The change in the velocity of the object is directed north of west.
• C)The direction of the object's acceleration depends on how fast the object was initially moving.
• D)The final velocity of the object is directed north of east.
• E)The magnitude of the object's acceleration depends on how fast the object was initially moving.

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Definitions:

Situational

Referring to or determined by environmental circumstances or conditions, often used in contexts discussing behavior or performance.

Personal

Pertaining to or affecting a particular person rather than anyone else, often with regard to individual privacy or personal identity.

Efficacy Expectation

A feeling that one can or cannot execute a particular behavior.

Situational Contrast

Situational Contrast refers to the change in perception or response due to differences in previous or simultaneous conditions or environments.