Physics, 29.11.2020 16:40 ibrahimrathwalp96hmj
Two identical springs with a spring constant 225 N/m are attached to a 1.5 kg hanging box. Each spring supports the same weight. By how much is each spring stretched?
Answers: 1
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To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
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Aball is thrown upward in the air, and its height above the ground after t seconds is h ( t ) = 57 t − 16 t 2 feet. find the time t when the ball will be traveling upward at 14.25 feet per second.
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Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?
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Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.
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Two identical springs with a spring constant 225 N/m are attached to a 1.5 kg hanging box. Each spri...
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