Physics, 28.01.2020 06:31 mangowammy
An alien spaceship streaks past spanos football stadium along the direction of play at 0.8c. a football field is 120 yards long by 55 yards wide. eager to learn about earth games, an alien on the spaceship makes some measurements. conveniently the alien has already studied earth units of measurement. (i) what does the alien measure for the length and width of the stadium? (ii) the game begins at 1: 30 pm pacific standard time (pst) and ends at 4: 30 pm pst. how much time has elapsed according to the alien? (iii) who sees the proper length of the stadium? why? (iv) who sees the proper time for the game? why?
Answers: 3
Physics, 22.06.2019 11:00
A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?
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Physics, 22.06.2019 17:00
How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters
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Physics, 23.06.2019 00:00
The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?
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An alien spaceship streaks past spanos football stadium along the direction of play at 0.8c. a footb...
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