Combination or Propagation of Errors

Generally, the result of an experiment is obtained by doing mathematical operations on several measurements. Obviously, the final error depends not only upon the errors in individual measurements but also on the nature of mathematical operations. Following are the rules for combination of errors. (a) Errors in a Sum or Difference: Let there be two Read more about Combination or Propagation of Errors[…]


Riddles 3 [With Answers]

Riddle 1: What invention lets you look right through a wall? Answer: A window Riddle 2: What can you catch but not throw? Answer:  A cold Riddle 3: What is at the end of a rainbow? Answer:  ‘w’ Riddle 4: What is always coming but never arrives? Answer:  Tomorrow Riddle 5: Which weighs more, a pound of feathers or a pound of bricks? Answer:  Neither, they both weigh one pound Read more about Riddles 3 [With Answers][…]