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Two identical gliders on an air track are held together by a piece of string, compressing a spring between the gliders. While they are moving to the right at a common speed of 0.359 m/s, someone holds a match under the string and burns it, letting the spring force the gliders apart. One glider is then observed to be moving to the right at 1.23 m/s. What velocity does the other glider have? Let +x-direction be to the right.
A third listener is positioned along the positive y-axis. What is her y-coordinate if same wave front reaches her at the same instant it does the first two listeners.
An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at. It then oscillates with a period of 1.5 and the maximum speed of 32.
Ilustrate what is the magnitude of the torque about his shoulder if he holds his arm in each of the following ways? Straight out to his side, parallel to the floor.
A model rocket blasts off from the ground, rising straight upward with a constant acceleration that has a magnitude of 88.8 m/s2 for 1.58 seconds, at which point its fuel abruptly runs out.
A laser beam is incident on two slits with a separation of 0.230 mm, and a screen is placed 5.10 m from the slits. what is the wavelength of the laser light
question1a 5.0m diameter garden pond holds 1.59x103 of water. solar energy is incident on pond at an average rate of
A drag racer crosses the finish line doing 216 mi/h and promptly deploys her drag chute, What force must the drag chute exert on the 850 kg car to slow it to 45.2 mi/h in a distance of 161 m
A Goodyear blimp typically contains 4250 m3 of helium (He) at an absolute pressure of 1.10 x 105 Pa. What is the mass (in kg) of the helium in the blimp
A girl delivering newspapers covers her route by traveling 9.00 blocks west, 4.00 blocks north, and then 2.00 blocks east, What is the total distance she travels
An opera singer in a convertible sings a note at 419 Hz as cruising down the highway at 81.0 km/hr. What is the frequency (in Hz) heard by a person standing beside road in front of the car? suppose that the speed of sound is 343 m/s.
A dentist's drill accelerates from rest at 600rad/s2 for 2.00s and then runs at constant angular velocity for 8.1s . Through how many total revolutions has the drill turned
A gry is an old English measure for length, defined as 1/10 of a line, where line is another old English measure for length, defined as 1/12 inch. A common measure for length in publishing business is a point, defined as 1/72 inch. What is an area..
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