Questions

The shadow zone is the area of the earth from angular distances of 104 to 140 degrees from a given earthquake that does not receive any direct P waves. The shadow zone results from S waves being stopped entirely by the liquid core and P waves being bent (refracted) by the liquid core.

There are two types of Shadow zones:

one for P waves and

one for S waves.

P wave shadows between 104-140 degree, both sides; S wave shadow from 105 of one side to 105 of the other.

The 1950 Constitution had includeed 14 languages in the 8th Schedule. Sindhi was added seventeen years later, by the Constitution Act of 1967. Three more viz, Konkani, Nepali and Manipuri were added in 1992 by the 71st Amendment Act.