The term âcatapultâ is used to define a very wide variety of large machines for hurling projectiles and some of the more common variations include the trebuchet, which is a catapult that uses gravity and a seesaw effect to hurl its projectile.
A demyelinating disease is any condition that results in damage to the protective covering (myelin sheath) that surrounds nerve fibers in your brain and spinal cord.
What Is Dematerialization? Dematerialization in short called as 'demat is the process by which an investor can get physical certificates converted into electronic form maintained in an account with the Depository Participant. The investors can dematerialize only those share certificates that are already registered in their name and belong to the list of securities admitted for dematerialization at the depositories. Depository : The organization responsible to maintain investor's securities in the electronic form is called the depository. In other words, a depository can therefore be conceived of as a Bank for securities. In India there are two such organizations viz.