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A bat is emitting a sound of 39KHz frequency while flying toward a flat wall. The bat is moving at1/50 of the speed of sound which is 343m/s
What freq does the bat hear reflected off the wall
What is the beat freq detected by the bat
A point charge of -12 micro-coulombs is fired directly towards a single infinite sheet of charge. It is initially moving at 3.4 m/s towards the sheet and after it has traveled 0.7 meters it is moving at 18.4 m/s.
An attacker at the base of a castle wall 3.65 m high throws a rock straight up with speed 7.40 m/s from a height of 1.55 m above the ground. Will the rock reach the top of the wall
Due to its spin, the electron possesses a magnetic moment ?B. Treating the conduction electrons in a metal as a free electron gas, Evaluate this expression at zero temperature
Two converging lenses are separated by 24.20 cm. The focal length of each lens is 12.40 cm. Determine the final image distance relative to the lens on the right
A spacecraft is in orbit around a planet. The radius of the orbit is 3.2 times the radius of the planet (which is R = 71466 km). What is the period of the spacecraft's orbit
A spring-loaded gun fires a 0.080-kg puck along a tabletop. If instead it only rises to a height of 5.00 m because of friction, what is the change in mechanical energy
An air-filled parallel plate capacitor with a plate spacing of 1.20 cm has a capacitance of 4.30, Calculate the dielectric constant of the inserted material
A jetliner has a mass of 1.1 x 105 kg and flies at a speed of 120 m/s. what would be the magnitude of the jetliner's momentum
The end of the spring is next to the 13 cm mark on the ruler. If a 2.0-kg mass is now attached to the end of the spring, elucidate where will the end of the spring line up with the ruler marks?
Consider an experiment where a subject lands during two conditions from a height of 0.2 m. During the first landing condition, the subject lands 'stiffly' (e.g., very little knee flexion).
A commuter train blows its horn as it passes a passenger platform at a constant speed of 60.0 m/s. What is the frequency observed by a person on the platform as the train approaches
Diffraction studies involving X-rays, electrons or neutrons give information about the crystallographic properties of solids. Compare these three techniques with reference to particle energies and types of information that can be obtained. Which ..
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