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The angular momentum of a flywheel having a rotational inertia of 0.200 kg m2 about its central axis decreases from 5.00 to 1.20 kg m2/s in 2.20 s.
(a) What is the average torque acting on the flywheel about its central axis during this period?
(b) Assuming a constant angular acceleration, through what angle does the flywheel turn? Give answer in rad. Do not enter unit.
(c) How much work is done on the wheel?
(d) What is the average power of the flywheel?
A particle executes linear harmonic motion in one dimension with a frequency of 0.25 Hz about the point x=0. Determine an equation of motion for this oscillator
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A bird sits on a high-voltage power line with its feet 5.2 cm apart. What is the potential difference between the bird's feet
A child's water pistol shoots water through a 1.8 mm-diameter hole. If the pistol is fired horizontally 78 cm above the ground, the squirt hits the ground 1.8 m away. What is the volume flow rate through the squirt? Ignore air resistance.
wo point charges of equal magnitude are 8.2apart. At the midpoint of the line connecting them, Find the magnitude of the charges
Suppose that a particle accelerator is used to move two beams of particles in opposite directions. In a particular region, electrons move to the right at 9350 m/s and protons move to the left at 1681 m/s. The particles are evenly spaced with 0.085..
a road rises 1ft for every 100ft it travels horizontally it is said to have a 15 grade. if the road you are traveling on has a 5 % grade what is the angle of the road above the horizontal
A submarine on the ocean surface receives a sonar echo indicating an underwater object. What is the object's depth
We wish to maintain a pattern with a given number of loops and a fixed given frequency, If we reduce the density of the string
A converging lens with a focal length f1 = 4cm is placed to the left of a second identical lens f2. What is the separation distance between the two lenses
An airplane with a speed of 76.6 m/s is climbing upward at an angle of 49.5 ° with respect to the horizontal, Relative to the ground, determine the angle of the velocity vector of the package just before impact
Conclude a rough "scale factor" or "plate scale." Measure the distances in mm or cm between each of the marked wavelengths and average the results.
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