060unitpractiseproblems

- Practise Problems for Measurement and Units 2 A useful method of expressing very small or very large numbers is 2 A roman numerals B arabic

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Practise Problems for Measurement and Units 2) A useful method of expressing very small or very large numbers is 2) _______ A) roman numerals. B) arabic numerals. C) the metric system. D) scientific notation. 3) Select the list which contains only SI basic units. 3) _______ A) candela, kelvin, meter, second B) joule, kelvin, kilogram, watt C) liter, meter, second, watt D) joule, newton, second, watt 4) How many basic units does the SI system have? 4) _______ A) ten B) seven C) four D) five 5) The metric prefix for one one-hundredth is 5) _______ A) kilo. B) milli. C) mega. D) centi. 6) The metric prefix for one thousand is 6) _______ A) centi. B) kilo. C) milli. D) mega. 7) Express the number 0.02 days using a prefix of Table 1-4. 7) _______ A) 2 decidays B) 2 microdays C) 2 millidays D) 2 centidays 8) What is the conversion factor between km/ ) ) and m/ ) ) ? 8) _______ A) 7.72 × ) ) m/ ) ) B) 3.60 m/ ) ) C) 1.30 × ) ) m/ ) ) D) 2.78 × ) ) m/ ) ) 9) The position, x , of an object is given by the equation x = A + Bt + C A A , where t refers to time. What are the dimensions of A , B , and C ? 9) _______ A) distance, time, ) ) B) distance/time, distance/ ) ) , distance/ ) ) C) distance, distance, distance D) distance, distance/time, distance/ ) ) 10) The number of significant figures in 10001 is 10) ______ A) five. B) three. C) two. D) six. 11)
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This note was uploaded on 03/01/2010 for the course COMMUNITY PHYS 2325 taught by Professor Kumelatafa during the Spring '10 term at HCCS.

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- Practise Problems for Measurement and Units 2 A useful method of expressing very small or very large numbers is 2 A roman numerals B arabic

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