A transformer has 320 turns primary coil and 120 turns secondary coil. Which of the following statements is true?
A. It changes current by a factor of \(\frac{8}{3}\) and is a step-up transformer.
B. It is a step-down transformer and changes current by a factor of \(\frac{8}{3}\).
C. It changes current by a factor of \(\frac{8}{3}\) and is a step-up transformer.
D. It is a step-down transformer and changes current by a factor of \(\frac{8}{3}\).
Answer:B
A transformer has 320 turns primary coil and 120 turns secondary coil. Which of the following statements is true?
A. It changes current by a factor of \(\frac{8}{3}\) and is a step-up transformer. B. It is a step-down transformer and changes current by a factor of \(\frac{8}{3}\). C. It changes current by a factor of \(\frac{8}{3}\) and is a step-up transformer. D. It is a step-down transformer and changes current by a factor of \(\frac{8}{3}\).