Physics, 17.12.2021 19:20 adamkinney9345
Give reasons why we cannot hear the sound from the space?
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During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v
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Physics, 22.06.2019 12:00
Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
Answers: 3
Give reasons why we cannot hear the sound from the space?...
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