Determining the change in kinetic energy
A 65 kg human sprinter can accelerate from rest to 10 m/s in 2.9 s. During the same interval, a 33 kg greyhound can accelerate from rest to 20 m/s. Compute (a) the change in kinetic energy and (b) the average power output for each.
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Water pressurized to 3 x10^5 Pa is flowing at 5.0 m/s in a pipe which contracts to 1/3 of its former area. What are the pressure and speed of the water after the contraction?
A charge of 3.45 µC is held fixed at the origin. A second charge of 3.45 µC is released from rest at the position (1.15 m, 0.350 m). If the mass of the second charge is 2.90 g, what is its speed when it moves infinitely far from the or
Determine the normal force for a laundry basket with a mass of 4.8 kg in each of the following situations (a) at rest on a horizontal surface (b) at rest on a ramp inclined at 12 above the horizontal
Students are having a water balloon fight in the hallway. The ceiling is of height 3.4m, and the balloons are launched at a velocity of 11 m/s. The acceleration of gravity is 9.8 m/s^2. At what angle must they be launched to just graze the ceiling
The relevent history of the minority populations?The U.S. child welfare response? Contemporary effort to intervrne with child and family services respecting culteral diversity??
A platform is rotating with an angular speed of 3.00 rad/s and an angular acceleration of 11.0 rad/s2. At a point on the platform that is 1.30 m from the axis of rotation, what is the magnitude of the total acceleration a?
How do i apply the following theory, functionalism. conflict or symbolic interaction to family or education?
How many extra electrons are on this particular oil drop (given the presently known charge of the electron)?
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Article Critique Assignment Instructions:You will write an article critique based on one of the following peer-reviewed, journal articles:
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How could you use Excel in your personal, educational or professional lives to improve decision-making?