Advertisements
Advertisements
प्रश्न
Draw a labeled diagram of a step-down transformer.
Advertisements
उत्तर
Step-down transformer
APPEARS IN
संबंधित प्रश्न
How much current is drawn by the primary of a transformer connected to 220 V supply when it delivers power to a 110 V − 550 W refrigerator?
In a transformer, the frequency of A.C. voltage ______.
Describe briefly and two energy losses, giving the reasons for their occurrence in actual transformers ?
Name three losses of energy in a transformer. How are they minimized?
The primary and secondary coils of a transformer each have an inductance of 200 x 10-6 H. The mutual inductance between the windings is 4 x 10-6 H. What percentage of the flux from one coil reaches the other?
An ideal transformer has 100 turns in the primary and 250 turns in the secondary. The peak value of the AC is 28 V. The rms secondary voltage is nearest to ______
Distinguish between Step up and Step Down Transformer.
Mention the various energy losses in a transformer.
The primary coil of a transformer has 60 turns whereas its secondary coil has 3000 turns.
If a current of 5A flows in the primary coil, how much current will flow in a load in the secondary coil? State the assumption you have made regarding the transformer, in this calculation.
