A 1650-kg car is traveling with a speed of 17.9 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 39.5 m? Number Type your answer here Units Choose your answer here
1. A 1650-kg car is traveling with a speed of 17.9 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 39.5 m?
| Number | Type your answer here | Units | Choose your answer here |
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2. A person in a kayak starts paddling, and it accelerates from 0 to 0.703 m/s in a distance of 0.307 m. If the combined mass of the person and the kayak is 61.3 kg, what is the magnitude of the net force acting on the kayak?
| Number | Type your answer here | Units | Choose your answer here |
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3.
Only two forces act on an object (mass= 2.69 kg), as in the drawing. Find (a) the magnitude and (b) the direction (relative to the x axis) of the acceleration of the object.
| (a) | Number | Type your answer for part (a) here | Units | Choose your answer for part (a) here |
| (b) | Number | Type your answer for part (b) here | Units | Choose your answer for part (b) here |
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4. Only two forces act on an object (mass = 8.18 kg), as in the drawing. Find the (a) magnitude and (b) direction (relative to the x axis) of the acceleration of the object.
| (a) | Number | Type your answer for part (a) here | Units | Choose your answer for part (a) here |
| (b) | Number | Type your answer for part (b) here | Units | Choose your answer for part (b) here |
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