2 Answers

A transformer has 300 turns of wire in the primary coil and 30 turns in…

Posted by: 475 views ,
PHYSICS

A transformer has 300 turns of wire in the primary coil and 30 turns in the secondary coil. If the input voltage is 100 volts, the output voltage is

A. 5 volts

B. 10 volts

C. 15 volts

D. 20 volts

QUICK ANSWER…

B

DETAILS…  

The correct formula for calculating the output voltage will be:

RELATED!  The main purpose of the transformer in an AC radio set is to...
A transformer has 300 turns of wire in the primary coil and 30 turns in ...

Now for the right answer to the above question:

  1. A is not the right answer.
  2. B is correct.
  3. C is incorrect.
  4. D is incorrect.

KEY-POINTS…

You may please note this/these:

  • Es/Ep = Ns/Np
  • Primary terminal is same as input terminal while secondary terminal is same as output terminal.

You are free to add your own answers below this page to assist others improve their learning.

You can also click the golden ASK A QUESTION BOTTON down this page to raise new related questions… OUR COMMUNITY OF EXPERTS WILL BE MORE THAN HAPPY TO TACKLE IT…

/ culled from 2020 JAMB-UTME physics past question 16 /

Answer Question