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A spring is hung from the ceiling. When a coffee mug isattached to its end, it stretches 2.0 cm before reaching itsnew equilibrium length. The block is then pulled down slightly and released.
What is the frequency of oscillation?
An investigator finds a fiber at a crime scene that he wishes to use as evidence against a suspect. What is the diameter of the fiber
A 50.0 kg snowboarder has an initial velocity of 2.00 m/s at the top of a 26o incline. How far from the bottom of the hill does she stop
A 0.25 kg stone attached to a 0.8 m long string is rotated in a horizontal plane. The string makes an angle of 17° with the horizontal. Determine the speed of the stone
An electron moves in the positive x-direction a distance of 2.31 m in 2.85·10-8 s, bounces off a moving proton, What is the average speed of the electron
At a temperature of 0° C, the mass and volume of a fluid are 798 kg and 1.25 m3. The coefficient of volume expansion is 1.25 10-3(° C)?1. What is the density of the fluid when the temperature has risen to 21.0° C
A 160-lb gymnast is executing a series of full-circle swings on the horizontal bar. determine his angular velocity and the force exerted on his hands
A rocket is launched from the origin with an acceleration of 20.0 m/s2 at an angle of 30.0 degrees above the horizontal. What is the total time of flight
A 2.50 cm by 2.50 cm parallel-plate capacitor has a 2.30 mm spacing. The electric field strength inside the capacitor is 6.00×10^4. What is the potential difference across the capacitor
A 0.20 kg body undergoes simple harmonic motion of amplitude 9.7 cm and period 0.20 s. What is the magnitude of the maximum force acting on it
Two microscope slides are stuck together and touching on one side where n=1.2 and wedged open on the other where n=1.5. These slides sit in air. How many fringes are there for the same slide configuration when it sits in water rather than air
Nothing, the charges are too cold to deliver any response. D. There is a localization of negative charge near the door handle.
An automobile has a mass of 1840 kg and a velocity of 15.0 m/s. It makes a rear-end collision with a stationary car whose mass is 2110 kg. If the coefficient of kinetic friction between the wheels of the cars and the pavement is ?k = 0.565, determi..
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