The primary and secondary coils of a transformer have 500 turns and 5000 turns…
Physics · Class 12 · CBSE — Alternating Current
The primary and secondary coils of a transformer have 500 turns and 5000 turns respectively. The primary coil is connected to an ac source of 220 V 50 Hz. The output across the secondary coil is:
- 220 V - 50 Hz
- 1100 V - 50 Hz
- 2200 V - 5 Hz
- 2200 V - 50 Hz
Answer
(D) 2200 V - 50 Hz
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- An electrical device draws 2 kW power from ac mains voltage 223 V(rms). The current differs lags in phase by…
- A voltage u= u_ 0 t applied to a circuit drives a current i = i _ 0 ( t + ) in the circuit. The average power…
- A small signal voltage V(t) = V 0 sin t is applied across an ideal capacitor C.
- An LC circuit contains a 40 mH inductor and a 25 m F capacitor. The resistance of the circuit is negligible…
- In series LCR circuit, the phase angle between supply voltage and current is
- In the question number 69, the time lag between the current maximum and the voltage maximum is
- A small town with a demand of 800 kW of electric power at 220 V is situated 15 km away from an electric plant…
- The peak voltage of an ac supply is 440 V, then its rms voltage is
More Alternating Current questions · Browse all practice questions