If a step-up transformer has a primary coil with 15 turns, how many turns would be required in the secondary coil in order to increase the voltage from 80 volts to 160 volts? A. 8 turns B. 30 turns C. 80 turns D. 160 turns
Question
Updated 3/18/2017 2:19:15 PM
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Flagged by emdjay23 [3/18/2017 2:19:15 PM]
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Original conversation
[object Object]User: If a step-up transformer has a primary coil with 15 turns, how many turns would be required in the secondary coil in order to increase the voltage from 80 volts to 160 volts? A. 8 turns B. 30 turns C. 80 turns D. 160 turns

Weegy: The answer is B. 30 turns
bongche|Points 3864|

User: The electromagnet in a galvanometer A. increases the voltage in a circuit. B. moves a pointer along a numbered scale in response to a current. C. induces an electric current. D. increases the current in a circuit.

Question
Updated 3/18/2017 2:19:15 PM
This conversation has been flagged as incorrect.
Flagged by emdjay23 [3/18/2017 2:19:15 PM]
Rating
8
The electromagnet in a galvanometer moves a pointer along a numbered scale in response to a current.
Confirmed by jeifunk [3/18/2017 3:04:52 PM]

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Confirmed by andrewpallarca [1/18/2015 4:23:56 PM]
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Updated 11/18/2014 12:54:16 PM
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