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1400 kg car has a speed of 27 m/s. if it takes 7 s to stop the car, what is the impulse and the average force acting on the car?
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Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n
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Work = force × a. work b. energy c. distance d. momentum
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Physics, 22.06.2019 14:00, ogneshelle
The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?
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