System International Units
1. In which year, the SI (System International d`units) was recommended by the general conference on weights and measures? a) 1966 b) 1959 c) 1960 d) 1961 Ans: c 2. What is the SI Unit of Length? a) second b) gram c) mole d) meter Ans: d 3. What is the SI Unit of Mass? a) mole b) kilogram c) second d) ampere Ans: b 4. What is the unit of Electric current? a) ampere b) Kelvin c) candela d) radian Ans: a 5. Candela is the unit for which quantity? a) Temparature b) Plane angle c) Solid angle d) Luminous Intensity Ans: d 6. Among the following, which one is the supplemantary unit? a) steradian b) mole c) second d) meter Ans: a 7. What is the unit of Solid angle? a) candela b) ammeter c) Kelvin d) steradian Ans: d 8. What is the unit for derived quantity, Area? a) cubic meter b) meter per second c) square meter d) mole per cubic meter Ans: c 9. What is the unit of derived quantity, Luminance (Light)? a) candela per square met