Question:
A transformer of efficiency 90% has turns ratio 1: 10. If the voltage across the primary is 220 V and current in the primary is 0.5 A, then the current in secondary is
A transformer of efficiency 90% has turns ratio 1: 10. If the voltage across the primary is 220 V and current in the primary is 0.5 A, then the current in secondary is
Updated On: Sep 15, 2024
- 5.5 A
- 5 A
- 4 A
- 4.5 A
Hide Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
The correct option is (D) : 4.5 A.
Was this answer helpful?
0
0
Top Questions on Current Transformer
- A bar primary current transformer of rating 1000/1 A, 5 VA, UPF has 995 secondary turns. It exhibits zero ratio error and phase error of 30 minutes at 1000 A with rated burden. The watt loss component of the primary excitation current in amperes is \(\underline{\hspace{2cm}}\) (rounded off to one decimal place).
- GATE IN - 2021
- Electrical and Electronics Measurements
- Current Transformer
Questions Asked in BCECE exam
- In a Bowler's solution containing the same concentrations of B- and HB, the ratio of KB to B- is 10-10. The pH of the Bowler's solution will be:
- BCECE - 2025
- Buffer Solutions
- The bond dissociation energies of gaseous H2, Cl2, and HCl are 104, 58, and 103 kcal, respectively. The enthalpy of formation of HCl gas would be:
- BCECE - 2025
- Enthalpy change
- The best indicator for titrating 0.1 N Na2CO3 against 0.1 N HCl is:
- BCECE - 2025
- Acids and Bases
- Benzene on ozonolysis followed by reaction with Zn + H2O gives:
- BCECE - 2025
- Nomenclature Of Organic Compounds
- What is the enthalpy of neutralization for CH3COOH + NaOH?
- BCECE - 2025
- Enthalpy change
View More Questions