An electrical device has 50 turns in its primary coil and 20 turns in the
PHYSICSWAEC 2020
An electrical device has 50 turns in its primary coil and 20 turns in the secondary coil. The device can be a\an?
- A. step-up transformer
- B. step-down transformer
- C. d.c generator
- D. a.c generator
Correct Answer: B. step-down transformer
Explanation
In a step down transformer, there are more turns in the primary coil than in the secondary coil and more current flows in the secondary circuit than in the primary.
Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly.
Your email address will not be published. Required fields are marked *