Analyst Questions

A hard copy of a document is a physical object which is printed on printer.

In the month/day format 3/14 i.e, Mrach 14th is celebrated as Pie Day as its value is 3.14.

Except crocodile which has 4 chambers, all the reptiles have 3 chambers in their heart.

A fingernail.

Julius Robert Oppenheimer was an American theoretical physicist and professor of physics at the University of California, Berkeley. Oppenheimer was the wartime head of the Los Alamos Laboratory and is among those who are credited with being the "father of the atomic bomb" for their role in the Manhattan Project, the World War II undertaking that developed the first nuclear weapons. The first atomic bomb was successfully detonated on July 16, 1945, in the Trinity test in New Mexico.

Group 1 metals are also called as alkali metals with reactive in nature and low melting points. They are soft and produce hydrogen and alkaline metal hydroxide solution when they react with water.