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A ball of mass 1.91 kg is dropped from a height y1 = 1.35 m and then bounces back up to a height of y2 = 0.59 m. How much mechanical energy is lost in the bounce?
A mass spring system had k= 55.6 N/m and m=0.41 kg. Find the frequency of its simple harmonic motion
What resistive force (assumed to be constant) does the wood exert on bullet? How long does it take the bullet to come to rest.
A digital cell phone emits a 1.9 GHz electromagnetic wave with total power 0.60 W. At a cell phone tower 2.0 km away: What is the energy of an individual photon
The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m, Find the speed of the passengers when the Ferris wheel is rotating at this rate
Radio astronomers often study the radiation emitted by a hydrogen atom from a transition between the two hyperfine levels associated with the ground state
A closed container with volume of 7.80 L holds 9.6 g of liquid helium at 3.00 K, What is the final pressure inside the container
An electron experiences a magnetic force of magnitude 4.20 10-15 N when moving at an angle of 45.0° with respect to a magnetic field of magnitude 3.90 10-3 T. Find the speed of the electron
A circular loop in the plane of the screen lies in a 0.60 T magnetic field pointing into the screen. The loop's diameter changes from 18.5 cm to 6.0 cm in 0.50 s.
In the fastest measured tennis serve, the ball left the racquet at 73.14 {\rm{ m/s}}. How far did the ball travel during the serve
A charged cloud system produces an electric field in the air near Earth's surface. A particle of charge -1.7 x 10-9 C is acted on by a downward electrostatic force of 3.0 x 10-6 N when placed in this field. What is the gravitational force on the pr..
Calculate the limiting angle of resolution for the eye, assuming a pupil diameter of 1.95 mm, a wavelength of 530 nm in air
You're convinced the opera is almost over because of the large women singing a loud vibrato. What is the power coming from her voice
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