How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a frictionless road? A.0 N B.300 N C.4800 N D.4 N 7. Which of the following concepts indicate that an object has been subjected to an unbalanced force? A.The object speeds up. B.The object slows down. C.The object changes direction. D.All of the above 8. How will you describe a rock sitting on a table? A.A velocity of 0 m/s B.An acceleration of 0 m/s/s C.Balanced forces acting on it D.All of the above
How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a frictionless road? A.0 N B.300 N C.4800 N D.4 N 7. Which of the following concepts indicate that an object has been subjected to an unbalanced force? A.The object speeds up. B.The object slows down. C.The object changes direction. D.All of the above 8. How will you describe a rock sitting on a table? A.A velocity of 0 m/s B.An acceleration of 0 m/s/s C.Balanced forces acting on it D.All of the above
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Answer 6 to 10
6. How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a frictionless road?
| A.0 N |
| B.300 N |
| C.4800 N |
| D.4 N |
7. Which of the following concepts indicate that an object has been subjected to an unbalanced force?
| A.The object speeds up. |
| B.The object slows down. |
| C.The object changes direction. |
| D.All of the above |
8. How will you describe a rock sitting on a table?
| A.A velocity of 0 m/s |
| B.An acceleration of 0 m/s/s |
| C.Balanced forces acting on it |
| D.All of the above |
9. What will happen after collision of Boat X loaded with a total mass greater that of Boat Y which have both lost control and facing each other?
| A.Boat X will move faster than Y |
| B.Boat X and Y will move with same speed |
| C.Only boat X will move |
| D.Boat X will move slower than Y |
10. What happens with the thrown ball while floating in outer space?
| A.Goes nowhere, floats in space |
| B.Slows down and stops after being thrown |
| C.Continues at a constant speed in a constant direction forever or until it meets a force. |
| D.Slows down at a constant acceleration |
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