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Each of the following objects has a radius of 0.188 m and a mass of 2.71 kg, and each rotates about an axis through its center (as in the table below) with an angular speed of 38.9 rad/s. Find the magnitude of the angular momentum of each object.
A student m = 79 kg runs at a velocity vi = 2.2 m/s before jumping on a skateboard. After jumping on the board the student has a velocity vf = 1.69 m/s. What is mass of skateboard
A particular myelinated axon has nodes spaced 0.80 mm apart. find the conduction speed of a nerve impulse along this axon
A 11 kg box must be slid across the floor. what is the minimum force needed to start the box moving from rest
In April 2010, the worst oil spill until that time occurred when an explosion and fire on the Deepwater Horizon left 11 workers dead and began releasing oil into the Gulf of Mexico.
What is the greatest angle of elevation
A 445g oscillator has a speed of 95.5cm/s when its displacement is 3.00cm and 61.5cm/s when its displacement is 6.20cm. What is the oscillator's maximum speed?
A string is stretched between fixed supports separated by 75.0 cm. It is observed to have resonant frequencies of 288.0 and 384.0 Hz, What is the lowest resonant frequency for this string
In the Rutherford scattering experiment, 3.30 MeV alpha particles (4He nuclei containing 2 protons and 2 neutrons) scatter off lead nuclei (containing 82 protons and 126 neutrons). Determine the maximum force exerted on the alpha particle
Point charges q1=? 4.10nC and q2=+ 4.10nC are separated by distance 3.20mm , forming an electric dipole, What is the direction of the dipole moment
Bats are capable of navigating using the earth's field-a plus for an animal that may fly great distances from its roost at night. What is the proper orientation of the coil
suppose the memebers of an orchestra are tuning up their instruments, whats's the speed of the wave along the violin string
The kinetic energy of an object is increased by a factor of 7, by what factor is the magnitude of its momentum changed
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