A spectrograph is used to:
A: see radio waves
B: analyze infrared and ultraviolet...
Physics, 17.04.2020 19:00 silvajimena74
A spectrograph is used to:
A: see radio waves
B: analyze infrared and ultraviolet rays
C: measure distance
D: photograph the light spectrum
Answers: 2
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What are the factors that affect the resistance of a wire?
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Write down two additional questions about earth's magnetic field that will make your presentation more informative.
Answers: 1
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The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
Answers: 1
Physics, 22.06.2019 19:30, diyagawande
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
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