Questions

A duty is a task that is to be obeyed, followed and respected by all the citizens of the country or state.

Arvari river is a small river in the Indian state of Rajasthan. It just have 90 km of length and it also consider as the smallest river of India and flows through the Arvari District of Rajasthan

The main source of organic matter in soil is the plant and animal tissue that decompose at each level of breakdown.

Dr. Babasaheb Ambedkar International Airport is located in Nagpur of Maharashtra state in India.

When water is cooled from 4°C to 0°C, its density decreases.

When water cools from 4°C to 0°C, ice crystals begin to form because the water is approaching its freezing point. When water freezes, the water molecules form a lattice that increases the volume. As a result, the density decreases. This is why ice will float on top of water; ice has a lower density than the water.

The Cartesian Coordinates can be retrieved from spherical coordinates (l,q,a) by:

X = r.sinq.cosa

Y = r.sinq.sina

Z = r.sinq

Using the same we get for P,

Y = P.sinq.sina