max 20,000 N, t, = 1.5 ms, and t, = 3 ms. From this curve, determine the An estimated force-time curve for a baseball struck by a bat is shown in the figure below. Let F, following. Fmax F (N) t (ms) ta (a) the magnitude of the impulse delivered to the ball N.s (b) the average force exerted on the ball kN

Fo s Seco 1. A ball of mass 1 kg strikes a wall at an angle of 60° with the wall with a speed of 8 m/s. It bounces back with the same speed and same angle as shown in the figure. Search V (a) Calculate the x and y components of the initial momentum. Don't forget to check the signs of the components the momentum. Px,i= kg m/s kg m/s Py,i= (b) Calculate the x and y components of the final momentum. Px,f= Vkg m/s kg m/s Py,f= (c) Calculate the change in momentum in the x and y directions. Apx= kg m/s дру= kg m/s (d) Calculate the impulse in the x-y directions. Jx= kg m/s kg m/s X Jy = (e) If the ball is in contact with the wall for 10 ms, calculate the component of the force in the x and y directions. Fx= Fy= Note: This question has 7 attempts VN ✔N 4

The force shown in the force-time diagramacts on a 1.3 kg object. Find the impulse of the force.Answer in units of N · s. Find the final velocity of the particle if it isinitially at rest.Answer in units of m/s. Find the final velocity of the particle if itis initially moving along the x axis with avelocity of −1 m/s.Answer in units of m/s

A variable force F(t) is acting on a mass m starting at 0.3 seconds for an interval of time equal to 6 seconds. The impulse given to the mass by the force is equal to O True O False 6.3 0.3 F (t) dt

A particle with a mass of 1.90 kg is acted on by a force Fx acting in the x-direction. If the magnitude of the force varies in time as shown in the figure below, determine the following. (a) impulse of the force (in kg · m/s )  kg · m/s (b) final velocity of the particle (in m/s) if it is initially at rest  m/s (c) Find the final velocity of the particle (in m/s) if it is initially moving along the x-axis with a velocity of  −25.00 m/s.  m/s

Problem 2. A force acts on a 25.0 kg object with the magnitude as a function of time as shown in figure below. (a) Determine the impulse imparted by the force on the object between 0 and 30 seconds. (b) Determine the final velocity of the object if it had an initial velocity of 20.0 m/s in the negative direction. (c) Find the average force between t = 0 and 30 seconds. F,(N) 1000- t (s) 30 0- 10 20

and is in contact with the player's head for 7.1 ms, determine the following. (a) direction of the impulse (in degrees counterclockwise from the +x-axis) delivered to the ball ° counterclockwise from the +x-axis (b) magnitude of the impulse (in kg · m/s) delivered to the ball kg · m/s

A ball of mass .62 kg has an initial velocity of 7 m/s and moves at an angle of 32° above the +x-direction. The ball hits a vertical wall and bounces off so that it is moving 32° above the -x-direction with the same speed. (a) What is the magnitude of the impulse delivered by the wall? Number (b) What is the direction of the impulse delivered by the wall? OO O O +x-direction -x-direction +y-direction -y-direction None of the above

An estimated force vs. time Fmax = 18 000 N F (N) 20 000 curve for a baseball struck by a bat is shown in Figure 15 000 P6.8. From this curve, deter- 10 000 mine (a) the impulse deliv- ered to the ball and (b) the average force exerted on 5 000 t (ms) the ball. Figure P6.8

An estimated force-time curve for a baseball struck by a bat is shown in the figure below. Let Fmax = 19,000 N, t₂ = 0.5 ms, and t = 3 ms. From this curve, determine the following. F (N) Fmax IA. t (ms) ta 0 (a) the magnitude of the impulse delivered to the ball N s (b) the average force exerted on the ball kN