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A gun is fired vertically into a 1.40 kg block of wood at rest directly above it. If the bullet has a mass of 21.0 g and a speed of 210 m/s, how high will the block rise into the air after the bullet becomes embedded in it?
An electric dipole consists of 1.50g spheres charged to \pm 2.30nC at the ends of a 6.00cm long massless rod. What is the dipole's angular velocity at the instant it is aligned with the electric field
An astronaut in a satellite says she can just barely resolve two point sources on the Earth, 110km below. Assume λ=540nm, and the pupil diameter of the astronaut's eye to be 5.20mm.
a 5.0 kg ball is initially sitting at rest on top of a 48 meter hill. the ball is pushed with a force of 25 n for 3.0 s
A certain atom has an energy level 3.70eV above the ground state. When excited to this state, it remains 9.00%u03BCs , What is the wavelength of the photon
It is found that a uniform amount of electrical flux is going through each region of a Gaussian surface shaped like a cube. What amount of charge is there inside the sphere
A 1000 kg car pushes a 2000 kg truck that has a dead battery. When the driver steps on the accelerator, What is the magnitude of the force of the car on the truck
Compute the most probable distance that a nitrogen molecule will traverse in tissue after 0.5 s if the molecule experiences 1012 collisions/s; assume that the mean free path in air is 10-7 m.
Two parallel plates of 0.5m high and 0.2m wide are a distance 0.25m apart. What is the Capacitance of the system. compute the Electric field
A beam of light is traveling in air and strikes a material. The angles of incidence and refraction are 51.8° and 43.2°, respectively
A flower pot fell of a windowsill and falls past the window below. you may ignore air resistance. it takes the pot .470s to pass the window, which is 1.80m hight. how far is the top of window below the windowsill from w/c the flower pot fell.
A sound wave moving through water has a frequency of 256Hz and a wavelength of 5.77m.What is the speed of sound in water.
q1. at an amusement park you went on a ride that malfunctioned. what was the angular displacement of the ride after
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