Ndtv Convergence Transmission Executive Interview Questions and Answers

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Transformers consist of two coils of wire, known as the primary and secondary windings, wrapped around a core made of iron or other magnetic materials.

• They are used to increase or decrease the voltage of alternating current (AC) electricity, allowing for efficient transmission and distri...read more

LED displays use light-emitting diodes to produce images, while LCD displays use liquid crystal technology.

• LED displays are more energy efficient than LCD displays.

• LCD displays typically have better color accuracy and viewing angles compared to LED displays.

• LED displays are often used in outdoor signage and large displays, while LCD displays are commonly found in TVs and computer monitors.

The difference between disc and disk lies in their spelling and usage in different contexts.

• Disc is the British English spelling for a flat, thin, circular object, typically used for storing data (e.g. compact disc).

• Disk is the American English spelling for a flat, thin, circular object, typically used for storing data (e.g. hard disk).

• In general, disc is used for optical storage media (e.g. CDs, DVDs) while disk is us