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A 23.7 g bullet is shot into a 4706 g wooden block standing on a frictionless surface. The block, with the bullet in it, acquires a velocity of 0.982 m/s. Calculate the velocity of the bullet before striking the block. Amswer in units of m/s.
Digital bits on a 12.0-cm diameter audio CD are encoded along an outward spiraling path that starts at radius R1=2.5cm, Determine the total length of the spiraling path
What is the end daughter nucleus of a Th-234 nucleus that undergoes a series decay of 4 alpha decays followed bt one beta decay. Determine the energy produced in the following reaction
A 1055 kg van, stopped at a traffic light, is hit directly in the rear by a 800 kg car traveling with a velocity of +2.00 m/s. What is the final velocity of each vehicle
Suppose a star with radius 8.30 108 m has a peak wavelength of 684 nm in the spectrum of its emitted radiation. Find the energy of a photon with this wavelength.
A 0.88 kg projectile is fired into the air from the top of a 7.07 m cliff above a valley, How far from the bottom of the cliff does the projectile land and Find the time of flight
Two freight cars, each with a mass of 2.9 x 10^5 kg, collide and stick together. One was initially moving at 2.80 m/s and the other was at rest. What is the final speed.
A projectile is launched straight up at 141m/s. How fast is it moving at the top of its trajectory? Presume it is launched upward at 45 degrees above the horizontal plane. How fast is it moving at the top of its curved trajectory.
When a rifle is fired, the person firing the rifle absorbs the recoil. Consider an Olympic biathlete firing a competition rifle. What is the magnitude of the force absorbed by the athlete
A football is kicked from the ground with a velocity of 38 m/s at an angle of 40 degrees and eventually lands at the same height. How far away does the ball land
You are driving just behind a second car and both of you are moving at a speed 68. If you are very tired after a long night, or you are texting, or you are alcohol impaired, your reaction time can be twice your standard reaction time. What is the m..
When a potential difference of 12 V is applied to a wire 5.6 m long and 0.28 mm in diameter the result is an electric current of 1.2 , What is the resistivity of the wire
A stone with a mass of 0.600kg is attached to one end of a string 0.800m long, Find the maximum speed the stone can attain without breaking the string
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