RRB JE Mechanical Question Paper 2014 (Set-3) with Answer Key

Falling drops of water becomes sphere as due to property of liquid always trying to minimize the surface tension.

NAND and NOR gates are widely known to be universal logic gates, meaning that any other logic gate be made from NAND or NOR gates.

ASCII is a computer code which uses 128 different encoding combinations of a group of seven bits (27 = 128) to represent,
characters A to Z, both upper and lower case
special characters, < . ? : etc
numbers 0 to 9
special control codes used for device control