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The Composition C family is a family of related US-specified plastic explosives consisting primarily of RDX. All can be moulded by hand for use in demolition work and packed by hand into shaped-charge devices. Variants have different proportions and plasticisers and include Composition C-1, Composition C-2, Composition C-3, and Composition C-4. [1]
Form, Fit, and Function (also F3 or FFF) is a concept used in various industries, including manufacturing, engineering, and architecture, ...
C-4 is a member of the Composition C family of chemical explosives. Variants have different proportions and plasticisers and include compositions C-2, C-3, and C-4. [3] The original RDX-based material was developed by the British during World War II and redeveloped as Composition C when introduced to the U.S. military. It was replaced by ...
GPA ranging between 4.00 and 0.00 is assigned to the grades, with A being 4.00, B being 3.00, C being 2.00, D being 1.00, and F being 0.00. [3] Grade C and above is considered principal pass, while grade between C− and D is considered partial pass. Grade F is considered fail. [3]
The three-by-five 三五判 (3×5 or 3/5), where the final size at 32K is slightly less than 3 by 5 sun, often given as 84 × 148 mm which would be approximately 2.8 × 4.9 sun. The 4/6 standard has given rise to newer metric book-size standards, including:
A comparison of the A4 and Foolscap folio papersize. Foolscap folio, commonly contracted to foolscap or cap or folio and in short FC, is paper cut to the size of 8.5 × 13.5 in (216 × 343 mm) for printing or to 8 × 13 in (203 × 330 mm) for "normal" writing paper (foolscap). [1]
The oldest known mathematics textbook is the Rhind papyrus, dated from c. 1650 BCE in Egypt. [184] Due to a scarcity of books, mathematical teachings in ancient India were communicated using memorized oral tradition since the Vedic period (c. 1500 – c. 500 BCE). [185]
Pengajaran dan Pembelajaran Sains dan Matematik Dalam Bahasa Inggeris (PPSMI, Malay for the teaching and learning of science and mathematics in English) is a government policy aimed at improving the command of the English language among pupils at primary and secondary schools in Malaysia.