The plural of formula is formulae. A formula is a mathematical rule or relationship that uses letters to represent amounts which can be changed – these are called variables. For example, the formula ...

THERE is probably no other art that is so encumbered with formulae as photography. Every maker of sensitive material seems to consider it his duty to supply his own particular formulæ for its use, and ...

The questions in this quiz are suitable for GCSE maths students studying formulae, substitution, creating formulae, changing the subject of a formula, rearranging formulae - higher and function ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Find important formulae from unit Heat and Thermodynamics for quick revision. This unit contributes about 10 percent of total questions in any entrance examinations. When exams are round the corner ...

With CAT 2011 commencing on October 22, 2011, here's a list of 50 most important formulae that will help you crack problems in the Quantitative Ability section. Read on. CAT topper: Focus on your ...

CBSE Class 12 Physics Term2 Exam 2022: CBSE BoardTerm 2 Board exams have begun on April 26, 2022. CBSE 12th students would be facing their Physics exam this week. Jagran Josh has come up with ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...