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Step by step
Solved in 4 steps
- Check Your Understanding The soccer player stops after completing the play described above, but now notices that the ball is in position to be stolen. If she now experiences a force of 126 N attempts to steal the ball, which is 2.00 m away from her, how long will it take her to get to the ball?Check Your Understanding A 550-kg sports car collides with a 2200-kg truck, and during the collision, the net force on each vehicle is the force exerted by the other. If the magnitude of the truck’s acceleration is 10m/s2 , what is the magnitude of the sports car’s acceleration?Check Your Understanding At the time of its launch, the HMS Titanic was the most massive mobile object ever built, with a mass of 6.0107kg . If a force of 6 MN (6106N) was applied to the ship, what acceleration would it experience?
- A 1.5-kg mass has an acceleration of (4.0 i 3.0 j )m/s2 . Only two forces act on the mass. If one of the forces is . what is the magnitude of the other force?Check Your Understanding Calculate the acceleration of the system, and the tension in the string, when the masses are andA sailboat has a mass of 1.50103kg and is acted on by a force of 2.00103N toward the east, while the wind acts behind the sails with a force of 3.00103N in a direction 45 north of east. Find the magnitude and direction of the resulting acceleration.
- A truck collides with a car, and during the collision, the net force on each vehicle is essentially the force exerted by the other. Suppose the mass of the car is 550 kg, the mass of the truck Is 2200 kg, and the magnitude of the truck’s acceleration is 10m/s2 . Find the magnitude of the car’s acceleration.A large rocket has a mass of 2.00106kgat takeoff, and its engines produce a thrust of 3.50107N . (a) Find its initial acceleration if it takes off vertically. (b) How long does it take to reach a velocity of 120 km/h straight up, assuming constant mass and thrust?Find the acceleration of the body of mass 10.0 kg shown below.
- O A force f: 3i+4j is applied abady of mass (M) . Ahe moved from rest (x.:or Uo:0 ) on with aconstant acceleralion, the posidion vector ef abard the body r:tzt, find the fallowaing:- O The value and direetion of the force 9+16 や 5N 53 b) The veloci ty at I sec . Y: t4てt →4 2t +2 dt wtre -V = 2 € +2 de -u: 4 mis O tohat is the Thess acceleration of the body at this time dv : 2 mi? V: 2t+2 a cons fant aeceleration a: 2 mis d) what rs the mas at Mo brdy E:: 25 kg F: ma M: mase とM: 2-5 kyFind the acceleration produced by a total force of 58 N on a mass of 2.0 kg. (neglect friction)The same rocket sled drawn is deceleratedat a rate of 196 m/s2. What force is necessary to producethis deceleration? Assume that the rockets are off. The massof the system is 2100 kg.