Physics, 30.10.2019 19:31 pbarbee3034
Apair of students measure the intensity of light from a desklamp in sec. 4.5 of the experiment. when the detector is 25 cm from the lamp, the signal measured by the detector is 0.74 v. how large a signal (in v) do the students expect when the detector is 69 cm away?
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Physics, 21.06.2019 22:30
If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.
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Physics, 22.06.2019 15:50
An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
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Physics, 22.06.2019 22:30
Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.
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Physics, 22.06.2019 23:20
Acharge q experiences no net force at a particular point in space. which of the following situations described below must always be true? -there are no other charges nearby. -if there are other charges nearby, they must all have the same sign as q. -if there are other charges nearby, they must all have the opposite sign of q. -if there are other charges nearby, the total positive charge must equal the total negative charge. -none of the above
Answers: 2
Apair of students measure the intensity of light from a desklamp in sec. 4.5 of the experiment. when...
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