Physics, 01.12.2021 18:20 agray062103
Question 10 of 10
Which feature of electromagnets makes them more useful than permanent
magnets in many modern technologies?
A. The current can be adjusted to control the strength of the
magnetic field.
B. Electromagnets are not dependent on a power supply.
C. Electromagnets cannot be turned on and off.
D. The strength of the magnetic field is more consistent in
electromagnets
Answers: 2
Physics, 21.06.2019 15:30
Which describe reflection? check all that apply. light bounces off a boundary.
Answers: 1
Physics, 22.06.2019 15:20
Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.
Answers: 2
Question 10 of 10
Which feature of electromagnets makes them more useful than permanent
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