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When four people with a combinedmass of 340kg sit down in a car, they findthat the car drops 0.50cm lower on its springs. Thenthey get out of the car and bounce it up and down. What is the frequency of the car's vibration if its mass (when it is empty) is 2.0 x 103 kg?
Hz
If you tied the string from the previous problem to a wooden block, What is the minimum volume of wooden block you could use? The density of wood is 600 kg/m3
At a certain distance from a charged particle, the magnitude of the electric field is 502 V/m and the electric potential is -3.40 kV. What is the distance to the particle
A coin with a diameter of 3 cm is dropped onto a horizontal surface. The coin starts out with an initial angular speed of 27.8 rad/s, How far does the coin roll before coming to rest
An x-ray beam with wavelength 0.210nm is directed at a crystal. As the angle of incidence increases, find the spacing d between the planes of the crystal
A string has a linear density of 6.80 10-3 kg/m and is under a tension of 345 N. Determine the speed of the traveling wave
The speed of a certain electron is 350 km/sec. If the uncertainty in its momentum is 0.010%, what uncertainty in its location must be tolerated
A particle with charge –3.24 × 10-6 coulombs is released at rest in a region of constant, uniform electric field. Assume that gravitational effects are negligible. At a time 2.36 seconds after it is released, the particle has a kinetic energy of 1.28..
An ambulance is generating a siren sound at a frequency of 2,400 Hz. The velocity of sound is 340.0 m/s. The observer is traveling at a velocity of 24.00 m/s toward the ambulance and the ambulance is traveling at a velocity of 24.00 m/s toward the ob..
A 1.02 kg mass is suspended from a wire changes the length of the wire by 1.20 mm. find the stress in the wire due to the suspended mass
Dan is gliding on his skateboard at 4.0m/s . He suddenly jumps backward off the skateboard, How fast is Dan going as his feet hit the ground
A monoenergetic beam of neutrons, cp = 4 X 1 0 10 neutrons/cm2-sec, impinges on a target 1 cm2 in area and 0. 1 cm thick. How many neutron interactions per second occur in the target
A bucket of mass 2.00 kg is whirled in a vertical circle of radius 1.10 m. At the lowest point of its motion the tension in the rope supporting the bucket is 25.0 N. Find the speed of the bucket
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