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When responding to sound, the human eardrum vibrates about itsequilibrium position. Suppose an eardrum is vibrating with anamplitude of 6.70 10-7 m and a maximumspeed of 2.70 x 10-3 m/s.
(a) What is the frequency (in Hz) of the eardrum's vibration?
(b) What is the maximum acceleration of the eardrum?
An alpha particle (charge +2e) moves with velocity v = 5.0i - 3.0j in a magnetic field B = -4.0i + 2.5j, What is the magnetic force on the alpha particle
A constant force is applied to an object, causing the object to accelerate at 6.0 m/s^2? What will the acceleration be if the force is doubled
Consider a spherical asteroid with a mass of 6.00×10^15 kg and a radius of 9.70 km. What is the speed of a satellite orbiting 6.00 km above the surface
To treat a burn on your hand, you decide to place an ice cube on the burned skin. How much heat is absorbed by the ice cube and resulting water
A merry-go-round starts from rest and reaches the angular speed of 4 rpm in the first two minutes. What would be the angular acceleration of the merry-go-round
mass if it is placed at the following locations. Consult the figure 12.9 in the textbook, and assume a constant density through each of the interior regions, estimate the average density for each region
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A hypothetical neutral atom has 93 electrons and a nucleus of mass m = 2.23e-25 kg. Calculate the speed of orbit of this electron
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The subfloor on which the flooring sits is at a temperature of 16.1 degree C, while the air in the room is at 19.2 degree C. What is the rate of heat conduction through the floor
Discuss the functions of a thermoflask in terms of conduction, convection, and radiation. What improvements would you add to a modern day thermoflask
A factory worker pushes a 29.0kg crate a distance of 4.3m along a level floor at constant velocity by pushing downward at an angle of 32? below the horizontal. What is the total work done on the crate
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