Spike Claims That Dimensional Analysis Shows That the Correct Expression

question 10

Multiple Choice

Spike claims that dimensional analysis shows that the correct expression for change in velocity, , is , where m is mass, t is time, and F is the magnitude of force. Carla says that can't be true because the dimensions of force are . Which one, if either, is correct?

• A) Spike, because .
• B) Spike, because .
• C) Carla, because .
• D) Carla, because .
• E) Spike, because the dimensions of force are .

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