A(n) 0.5 kg softball is pitched at a speed of 17 m/s. The batter hits it back directly at the pitcher at a speed of 25 m/s. The bat acts on the ball for 0.012s. What is the magnitude of the impulse imparted by the bat to the ball?Answer in units of N · s. What is the magnitude of the average force exerted by the bat on the ball?Answer in units of N.
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A(n) 0.5 kg softball is pitched at a speed of 17 m/s. The batter hits it back directly at the pitcher at a speed of 25 m/s. The bat acts on the ball for 0.012s.
What is the magnitude of the impulse imparted by the bat to the ball?
Answer in units of N · s.
What is the magnitude of the average force exerted by the bat on the ball?
Answer in units of N.
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- Two rams are fighting and run straight at each other. Ram 1 has m1 = 115 kg and an initial velocity v1 = 9 m/s. Ram 2 has m2 = 127 kg and an initial velocity v2 = -7 m/s. When they collide, they lock horns. What impulse did Ram 2 deliver to Ram 1?A professional golfer is examining a video of a practice swing. The high-speed footage shows that his club is in contact with the ball (which was initially at rest on the tee) for only Ar=0.571 ms, and the radar gun clocks the speed of the ball as = 176 mph after it comes off the club. The golf ball has a mass of my = 45.9 g. What is the magnitude of the impulse imparted to the ball by the club? magnitude of the impulse: What is the magnitude of the average force of contact between the club and the ball? magnitude of the average force of contact: kg m NA 130.0 g ball is moving horizontally to the west at 20.0 m/s when it is hit by a stick. The ball flies off to the 20.0° north of east at 45.0 m/s. What are the magnitude and direction of the impulse that the stick delivers to the ball? 4.90 Ns, 55.4° north of east 10.1 Ns, 76.1° north of east O 3.52 Ns, 34.6° north of east O 3.52 Ns, 55.4° north of east 8.34 Ns, 13.9° north of east O 4.90 Ns, 34.6° north of east 10.1 Ns, 13.9° north of east 8.34 Ns, 76.1° north of east
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- ent G An impulse of 12.2 kg*m/s is deli x 361242/take 10 p Question 1 A warehouse employee is pushing a 30.0 kg desk across a floor at a constant speed of 0.50 m/s. What is the magnitude of the momentum of the desk? O 0.017 kg*m/s O 15.0 kg*m/s O 60 kg*m/s O 30.5 kg*m/s Question 2 10 pts Norton Antivirus: 19.99/YE Your special price is valid to Google Chrome istudy-helper.co The momentum of a 12kg dog racing to greet its owner has a Norton What is the dog's speed? Install O a CopA golf ball of mass 0.045 kg is hit off the tee at a speed of 35 m/s. The golf club was in contact with the ball for 3.50×10−3 s. Part A Find the impulse imparted to the golf ball. Express your answer to two significant figures and include the appropriate units. F¯Δt =________ Part B Find the average force exerted on the ball by the golf club. Express your answer to two significant figures and include the appropriate units. F=____________A baseball of mass m = 0.34 kg is dropped from a height h1 = 2.4 m. It bounces from the concrete below and returns to a final height of h2 = 1.85 m. Neglect air resistance. Select an expression for the impulse I that the baseball experiences when it bounces off the concrete. What is this impulse, in kilogram meters per second? If the baseball was in contact with the concrete for t = 0.01 s, what average force Fave did the concrete exert on the baseball, in newtons?
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