The Position of an Object as a Function of Time

question 54

Multiple Choice

The position of an object as a function of time is given by x = - ct, where b = 2.0 m/ and and x and t are in SI units. What is the instantaneous velocity of the object when

• A) 1.7 m/s
• B) 2.1 m/s
• C) 2.3 m/s
• D) 2.7 m/s

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