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A jogger accelerates from rest to 4.67 m/s in 3.48 s. A car accelerates from 19.0 to 32.7 m/s also in 3.48 s.
(a) Find the magnitude of the acceleration of the jogger.
(b) Determine the magnitude of the acceleration of the car.
(c) How much further does the car travel than the jogger during the 3.48 s?
An electron moves at a speed of 15000 m/s in a circular path of radius 2.2 cm. Find the strength of the magnetic field inside the solieod
What is the frequency of blue light that has a wavelength of 450 nm and What is the frequency of red light that has a wavelength of 650 nm
Suppose a 65 kg person stands at the edge of a 6.5 m diameter merry-go-round turntable that is mounted on frictionless bearings and has a moment of inertia of 1850 kg m2. Calculate the angular velocity of the turntable
The electrical power output of a large nuclear reactor facility is 890 MW. It has a 34.0% efficiency in converting nuclear power to electrical. What is the nuclear power output in megawatts
The owner of a van installs a rear-window lens that has a focal length of -0.299 m. When the owner looks out through the lens at a person standing directly behind the van, How tall is the person
An object's moment of inertia is 2.00kgm2 . Its angular velocity is increasing at the rate of 3.80, What is the total torque on the object
Suppose the rotational kinetic energy of a solid disc is 1000 J when the disk has an angular velocity of 3 rad/s. What is the disk's moment of inertia
A microscope has a 16.8 cm tube length, a 0.64 cm focal length of the objective lens, calculate the microscope's magnification
What is the net force exerted on the skier, assume his acceleration is constant.
The displacement of a particle moving under uniform acceleration is some function of elapsed time and acceleration. Suppose we write this displacement as: s=ka^mt^n where k is the dimensionless constant.
A 5.60 uF parallel-plate air capacitor has a plate separation of 4.00 mm and is charged to a potential difference of 500V . Calculate the energy density in the region between the plates, in units of J/m^3
A 4kg pumpkin is sitting stationary on a platform. What is the total energy of the pumpkin measured by a person standing on the platform
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