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Question: A car moving at 10.0 m/s encounters a bump that has a circular cross-section with a radius of 30.0 m.
Part A: What is the normal force exerted by the seat of the car on 60.0-kg passenger when the car is at the top of the bump?
Explanation and formulas needed for best answer!
Let's consider how to reduce errors in the ultrasound experiment. We describe a frequency (40 kHz) and measured wavelength. What wavelengths should we measure if we change the frequency to 345 Hz, 3,450 Hz or 345,000 Hz?
The windpipe of a typical whooping crane is about 4.4 feet long. Calculate the lowest resonant frequency of this pipe
Which of these systems are made of identical particles? Explain
A violinist places her finger so that the vibrating section of a 1.20 g/m string has a length of 40.0 cm, then she draws her bow across it. A listener nearby in a 20 ^circ {rm C} room hears a note with the wavelength of 30.0 cm. What is the tensio..
A 55 kg person is skiing down a 30 degree slope. The coefficient of friction with the snow is .05. Calculate the final velocity of the skier
The resolution of the eye is eventually limited by the pupil diameter. What is the smallest diameter spot the eye can produce on the retina if the pupil diameter is 2.91 mm? Suppose light with a wavelength of =550 nm.
A long current-carrying wire is parallel to the y axis with the current I = 4.3 A along the +y direction. A magnetic field of magnitude B = 1.1 T lies in the y—z plane, directed 35° away from the y axis as shown in the figure below
a charge of .4 mc is at -5 0 meters and a charge of -.6 mc is at 3 0 meters.a find the magnitude of the electric force
An electron is fired directly toward the center of a large metal plate that has excess negative charge with surface charge density 2.00×10-6 C/ m2. how far from the plate must it be fired
At a large business, employees must report to work at 7:30 A.M. The arrival times of employees is approximately symmetric and mound-shaped with mean 7:22 A.M. and standard deviation 4 minutes.
Junior has mass M and stands on a frictionless turntable. The turntableis a uniform disk of radius R and mass m. Initially, the turntable rotates with angular velocity omega not with junior standing at the rim of the turntable. What is the turntable'..
a 0.060 kg tennis ball moving with a speed of 7.60 ms has a head-on collision with a 0.080 kg ball initially moving in
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