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A boy kicks a soccer ball to the right. A graph of Force on the y axis and time on the x axis shows the force on the ball reaches 100N from time 0 - .1 s It plateaus at 100 N from .1 to .2 seconds and decreases from 100 N to 0 from .2 - .3 seconds. The ball has a mass of 0.5 kg What is its final speed of the ball before it hits the ground?
A 400kg soccer ball approaches a player horizontally with aspeed of 15.0 m/s. What impulse was delivered to the ball by the player
A submarine dives 90.0 m at an angle of 8.0° below the horizontal. What are the horizontal and vertical components of submarine's displacement? (Imagine that upward and the direction of the submarine's horizontal motion is positive.)
a positive charge q1 4.2 10-8c is located at -2.0 cm 5.0cm a negative charge q2 -6.410-8 is located at -3.0cm 0.0cm
A wheel released from rest is rotating with constant angular acceleration of 2.2 rad/s2. Through what angle has the wheel turned
a tugboat pulls a ship with a constant net horizontal force of 2720 newtons and causes the ship to move through a harbor. how much work does the tugboat do on the ship
question what mass in grams of hydrogen is produced by the reaction of 4.73 g of magnesium with 1.83 g of
A 35 microfarad capacitor is in series with a 250 ohm resistor and10V battery. Initally a switch in the circuit is open and the capcitor is uncharged. What is the current in the circuit immediately after the switchis closed?
A cylindrical aluminum pipe of length 1.33 m has an inner radius of 1.90 10-3 m and an outer radius of 3.00 10-3 m. What is the resistance of this unit
Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 23.0 m/s at an angle 28.0 degrees; find What is the distance between the two girls
a child loses his balloon which rises slowly into the sky. if the balloon is 14 cm in diameter when the child loses it
The block in the figure below has a mass of 5.7 kg and it rests on an incline of angle %u03B8. determine the angle of the incline
An inductor has a 54.0-? reactance when connected to a 60.0-Hz source. What is the maximum current in the inductor
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