Why does alternating current change direction 50 to 60 times per second?
A) because it is pro...
Chemistry, 23.03.2020 21:35 BlueWaaaazzzBerry
Why does alternating current change direction 50 to 60 times per second?
A) because it is produced by a generator that changes current direction as it spins
B) because magnetic fields from the generator attract and repel the current C) because it travels at the speed of light back and forth across the circuit D) because it can only travel a short distance before being attracted back to where it started
Answers: 1
Chemistry, 22.06.2019 12:00
What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?
Answers: 1
Chemistry, 22.06.2019 13:30
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
Answers: 1
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