Questions

Parabola, because when the coin is dropped at a particular point, it has the same velocity as the running train. So, by Newton's first law, it continues its motion horizontally with that velocity. But then, it is also pulled down by earth's gravity continuously. In this situation its horizontal motion gives way to the parabolic motion until it reaches the ground.

Surekha Marandi has been appointed as the new Executive Director (ED) of Reserve Bank of India (RBI). She succeeded U S Paliwal, who retired on December 31, 2016.

Edward Thorndike (1874 - 1949) is famous in psychology for his work on learning theory that lead to the development of operant conditioning within behaviorism.

Thorndike (1898) studied learning in animals (usually cats). He devised a classic experiment in which he used a puzzle box to empirically test the laws of learning.

Ganeshan Neelakanta Iyer has become the first Indian to be nominated as a member of the ITTF Umpires and Referees Committee (URC). His term will be for two years and is extendable. Iyer is the only assigned competition manager of the International Table Tennis Federation (ITTF) in India. Beside this, Ganeshan has also been recommended as the Technical Commissioner from the Asian Continent to ITTF and his term will be for a period of four years. He is also the chairman of the South Asian Federation technical committee and a member of the Technical Committee of the Commonwealth Table Tennis Federation (CTTF).

TIME is what we can measure in Years, Months, Days, Hours, Minutes and Seconds but we cannot see.