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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
Express the turn ratio in terms of voltages.
State the principle of transformer working with the help of a diagram
Name two factors on which the magnitude of an induced e.m.f. in the secondary coil depends.
How are the e.m.f in the primary and secondary coils of a transformer related with the number of turns in these coils?
Name three losses of energy in a transformer. How are they minimized?
Devices which is used to convert high alternating current to low alternating current is ______.
What are step-up and step-down transformers?
Mention two main sources of power loss in real transformers.
A 12 V, 60 W lamp is connected to a 220 V AC supply using an ideal transformer. Find the primary current.
An ideal transformer converts 170 V a.c. to 1.70 KV a.c. to transmit a power of 3.4 KW. If primary coil has 500 turns then alternating current in secondary coil is ______.
