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प्रश्न
Name the transformer used in the power transmitting station of a power plant.
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उत्तर
A step-up transformer is used in the power transmitting station of a power plant.
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संबंधित प्रश्न
State the principle of the step-down transformer and its working.
Which coil of a step up transformer is made thicker and why?
Explain why an induced current must flow in such a direction so as to oppose the change producing it.
State the underlying principle of a transformer. How is the large scale transmission of electric energy over long distances done with the use of transformers?
State the principle of a transformer.
Name three losses of energy in a transformer. How are they minimized?
A transformer consisting of 300 turns in the primary and 150 turns in the secondary gives output power of 2.2 kW. If the current in the secondary coil is 10 A, then the input voltage and current in the primary coil are ______.
For what purpose are the transformers used?
A step down transformer connected to an AC mains supply of 220 V is made to operate at 11 V, 44 W lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?
