Average acceleration of ball during time interval problem
A 50g ball travelling at 25 m/s is bounced off a brick wall and rebounds at 22 m/s. If the ball is in contact with the wall for 3.5 ms, what is the average acceleration of the ball during this time interval?
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A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 8.30 m/s at an angle of 23.0° below the horizontal. It strikes the ground 3.00 s later.
Draw a balanced redox equation for theoxidation of CuI. Thanks in advance for your help!EDIT: Upon reading the instructions more carefully (actuallybackground information for which this is a follow-up question)
(a) What are the x- and y- components of the velocity of the ball 3.20s after it leaves the cannon? (b) What are the x- and y- components of the displacement of the arrow during the 3.20s interval?
Find an equation for the parabola that has the vertex at the origin and satisfies the given condition. Focus F(0,2). Focus F(-5,0).
The distance between the marks along the wheel is found to be 14 inches. What is the angle between the radii to the two marks?
A spring of constant k=11.75 N/m is hung vertically. A 0.500 kg mass is suspended from the spring. What is the displacement of the end of the spring due to the weight of the 0.500 kg mass? Show your work.
Find the equation of one variable for the surface area of a right circular cylinder inscribed in a cone of a height h and radius r with the base of the cylinder on the base of the cone.
A massless spring has a spring constant of k = 7.85 N/m. A mass M = 0.425 kg is placed on the spring, and it is allowed to oscillate. What is the period T of oscillation? Show your work.
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