An object is moving at a constant velocity. All but one of thefollowing statemen

Question

An object is moving at a constant velocity. All but one of thefollowing statements could be true. Which one cannot be true? a) No forces act on the object b) A single force acts on the object c) two forces act simultaneously on the object d) three forces act simultaneously on the object
Isn't the answer B because that would indicate a net forcethat isn't zero?
a) No forces act on the object b) A single force acts on the object c) two forces act simultaneously on the object d) three forces act simultaneously on the object
Isn't the answer B because that would indicate a net forcethat isn't zero?

Explanation / Answer

 A single force acts on the object.  This is because if only a single force acts on the object, it has to accelerate!

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