Write about LED television.

Assertion: LED bulb is a semi-conductor device that emits visible light when an electric current passes through it. Reason: LED television is one of the most important applications of light emitting diodes.

the first LED television was a __________ display.

____________ introduced the first commercial LED television in 2009.

Write the following using 'if and only if' If you watch television then your mind is free and if your mind is free then you watch television.

The prices of a scooter and a television are in the ratio of 8 : 7. If a scooter costs X 2000 more than a television, then find out the price of television.