Questions

Three Logic Levels are used and they are High, Low, HIgh impedance state. The high and low are normal logic levels & high impedance state is electrical open circuit conditions. Tri-state logic has a third line called enable line.

Mitochondria are known as 'Power House' of the cell because they produce energy in the form of ATP.

Elephant Festival is a festival celebrated in Jaipur city in Rajasthan state in India. It is held on the day of Holi festival, usually in the month of March. The festival features Elephant polo and Elephant Dance.

The geosphere is the earth's solid rock or rigid outer layer known as the crust. Without the geosphere it would not be possible for humans to live on the planet. The function of the geosphere serving as the interface between the other spheres.

China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.