22. Cindy created a solenoid by coiling a copper wire and attaching it to a battery.
process has generated a magnetic field around the solenoid. Which of the following could Cindy
do to increase the magnetic field?
2. decrease the number of coils in the wire
b. increase the number of coils in the wire
c. decrease the voltage of the battery
dadd a plastic core to the solenoid
23. What is an electric motor?
a machine that converts energy from electricity into mechanical energy
b. a machine that converts energy from mechanical energy into electricity
c. a machine that converts energy from chemical energy into mechanical energy
d. uses combustion to create mechanical energy
_24. What is a generator?
a.
a machine that converts energy from electricity into mechanical energy
b. a machine that converts energy from mechanical energy into electricity
a machine that converts energy from chemical energy into mechanical energy
d. uses combustion to create mechanical energy
C.
I need help with all three
Answers: 3
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Aman does 500 j of work pushing a car a distance of 2 m. how much force does he apply? assume there is no friction. a. 250 n b. 1000 n c. 125 n d. 500 n
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Which term best describes the phrase “something that happens”?
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Ascientist is tracking an object orbiting the sun that is found between mars and jupiter. in order to classify the object as an asteroid, it must be at least
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22. Cindy created a solenoid by coiling a copper wire and attaching it to a battery.
process has ge...
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