Question

Scenario: You work as a technical analyst for a large publisher of engineering text books. One of their well- known authors has set a number of further problems in her latest draft engineering text, aimed at the level four engineering market. She wishes to set these further problems throughout the text and intends to provide the worked solutions on a companion website for the new book. The author has asked you to provide these worked solutions. The further problems are given in the following tasks: - Task 1: a) Describe the SEVEN SI base units and give a symbol for each of these. b) Describe TEN SI derived units of your choice) and give a symbol for each of these. c) Give the Sl prefix for each of the following multiples; i. ii. iii. iv. V vi. vii. viii. 10-12 10-9 10-6 10-3 103 106 109 1012

Answer 1

(c) А. (і) 10-12 pico (p) dadu 1 Т nano (n) (ii) /o-9 (1) 20-4 micro (4) (lv) mi) i (m) to-3 (V) Jo3 kilo lk) (vi) /06 тяч (м) (ru) To 9 ТТ 1 939 (6) (111) (0 2. Tera (T)

(Q) (0) Ans Unit Nome Quantity 0 Mass Length kilogram Metre Unit symbol kg. m second S ③ Time kelvin k mol Mole Temperature Ô Amount of substance Cunent ② žuminous Intensity 3 Ampere Candela (W Ang Units Units Quantity 73 Volume Speed Force misec kg-m/s² m2 6 Acceleration 0 Power kg-m/ © Electric charge A-s kg-m/32 @ Energy & work kg-m/s © momentum 6 Density kylm3 6 moment of Ineulia Kg-m²