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Author Question: Which of these uses a movable core to act as an electric switch? (Read 78 times)

jilianpiloj

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on: Aug 13, 2021

Question 1

Where is the force of magnetic lines strongest in a bar magnet?
◦ At each end
◦ In the middle of the magnet
◦ Only at the north pole of the magnet
◦ None of these

Question 2

Which of these uses a movable core to act as an electric switch?
◦ Solenoid
◦ Relay
◦ Transistor
◦ None of these


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Marked as best answer by jilianpiloj on Aug 13, 2021

samiel-sayed

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Reply #1 on: Aug 13, 2021

Answer 1

At each end

Answer 2

Solenoid


jilianpiloj

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Reply 2 on: Aug 13, 2021
Gracias!

miss.ashley

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Reply 3 on: Yesterday
:D TYSM

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