Author Question: The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ... (Read 114 times)

stevenposner · **on:** Jul 29, 2018

The primary of a transformer

A) has an iron core.
B) may or may not have an iron core.
C) has more turns of wire than the secondary.
D) none of the above

Question 2

A step-up transformer steps up voltage by ten times. Neglecting slight losses, if 100 W of power go into the primary coil, the power coming from the secondary coil is

A) 1 W.
B) 10 W.
C) 100 W.
D) 1000 W.
E) none of the above

angrybirds13579 · **Reply #1 on:** Jul 29, 2018

Answer to Question 1

Answer: B

Answer to Question 2

Answer: C

stevenposner · **Reply #2 on:** Jul 29, 2018

Thank you!

angrybirds13579 · **Reply #3 on:** Jul 29, 2018

Always glad to help...

Author Question: The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ... (Read 114 times)

stevenposner

The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ...

angrybirds13579

The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ...

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stevenposner

The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ...

angrybirds13579

The primary of a transformer A) has an iron core. B) may or may not have an iron core. C) has ...