After a 0.390-kg rubber ball is dropped from a height of 1.70 m, it bounces off a concrete floor and rebounds to a height of 1.55 m. • a) Determine the magnitude and direction of the impulse delivered to the ball by the floor. • b) Estimate the time the ball is in contact with the floor to be 0.07 seconds. Calculate the average force the floor exerts on the ball.

Q: What impulse is needed to stop a 1000 kg car traveling at 24 m/s? N.s

A: Given, mass of the car is, m = 1000kg the initial velocity of the car is, u=24m/s   Now from the…

Q: 2) A 20.0 g marble is dropped from rest onto the floor 1.96 m below. a) If the marble bounces…

A: mass of marble = 20 g m = 0.02 kg h = 1.96 m

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Q: s with ten-wheeler truck head-on. Assuming that there are no external forces, which of the following…

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Q: After a 0.500-kg rubber ball is dropped from a height of 2.75 m, it bounces off a concrete floor and…

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A: Impulse on an object over a period of time is nothing but the change in momentum of the object over…

Q: A golf ball m = 0.195 kg strikes a vertical concrete wall elastically with a horizontal velocity of…

A: The mass of the golf ball is m = 0.195 kg. The elastically horizontal velocity of the golf ball is…

Q: estimate the impulse given by the bullet.

A:

Q: A ball is dropped onto a horizontal floor. It reaches a height of 144 cm on the first bounce, and 81…

A: The ball reaches at height during its first bounce h1=144cm The ball reaches at height during its…

Q: 8. FIGURE 2 shows trolley A of mass 2.5 kg moves at constant velocity 3.0 m s¹ collides with trolley…

A:

Q: 4) You drop a golf ball from a height of 1 m above the ground. It hits the ground and returns to a…

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Q: A ball of mass 0.165 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

A:

Q: in a particular crash test, an automobile of mass 1280kg collides with a wall and bounces back off…

A: Given data:  Mass (m) = 1280 kg Initial velocity (vi) = 23 m/s Final velocity (vf) = 2 m/s Time…

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A:

Q: In a particular crash test, an automobile of mass 1659 kg collided with a wall and becomes back off…

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Q: A steel ball with mass 37.0 g is dropped from a height of 2.10 m onto a horizontal steel slab. The…

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Q: The following table shows the values of kinetic energy and linear momentum before and after a…

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Q: A 5 kg object is moving in one dimension along the x-axis with a speed of 2 m/s. An external impulse…

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Q: A hockey player applies an average force of 500 N to a 5.25 kg hockey puck for a time of 0.25…

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Q: During a neighborhood baseball game in a vacant lot, a particularly wild hit sends a 0.147 kg…

A: mass of baseball = 0.147 kg initial velocity of baseball (u) = 14.5 m/s final velocity of baseball…

Q: Two masses collide in a completely inelastic collision. • The first mass m1 = 2.4 kg has an initial…

A: Given Data: The first mass m1 is given as, m1=2.4 kg The initial velocity of the first mass is,…

Q: A cue ball collides with a stationary identical ball in an perfectly elastic head-on collision.…

A: Given data as per question u2   =  0 u1  =   velocity of cue ball the cue ball comes to rest after…

Q: An estimated force vs. time curve for a baseball struck by a bat is shown in the figure below. (a)…

A: Given : Force vs time curve Fmax = 18000 N

Q: A 500 g object moving with an initial speed of 1.6 m/s to the left, experiences a force varying with…

A: Given:mass, m = 500 g = 0.5 kginitial speed, u = 1.6 m/stime, t = 10-3 s

Q: The mass of a regulation tennis ball is 57 g (although it can vary slightly), and tests have hown…

A:

Q: A baseball player applies an average force of 200 n to a 0.2kg ball for a time of 0.05s. Determine…

A: Given- Mass of ball(m)= 0.2 kg. Force applied on ball (F) = 200 N Time (T) = 0.05 s

Q: The impulse of a force is equal to the force divided by the time interval during which it acts. True…

A: Given Impulse of a force is equal to the force divided by the time We have to find this statement…

Q: Two equal mass balls (one white and the other black) are dropped from the same height, and rebound…

A: change of impulse = m(v2-v1) m mass of system v1 velocity before collision v2 velocity after…

Q: Part A. What is the magnitude of the impulse delivered by the bat to the ball? Part B. If the bat…

A: Magnitude of Impulse and average force needs to be calculated.

Q: An estimated force–time curve for a baseball struck by a bat is shown in the figure below. Let Fmax…

A:

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A: The same fan is blowing at two different carts, one of mass m and the other of mass 2m, and both the…

Q: 4) You drop a golf ball from a height of 1 m above the ground. It hits the ground and returns to a…

A: Solution 4: The velocity of the ball just before the collision is,  u=2gh1  =2×9.8×1  =4.4 m/s and…

Q: roblem 2. A force acts on a 25.0 kg object with the magnitude a. gure below. O Determine the impulse…

A: Given values:- Mass of the object,(m)=25 kg ----(1) (a) The labeled diagram for the following…

Q: An 0.8kg ball, initially at rest, is launched from a kicker's foot 30° above the horizontal with a…

A: