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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