【正文】
uted using methods for indirect measurements or numeric methods. ?y given without justification. pt ? and ?? given with inconsistent number of digits. pt c) pt Missing or wrong equation. pt 智浪教育 普惠英才文庫(kù) d) pt Column and values for 1/T missing. pt Column and values for ln R missing. pt Values of T or 1/T inconsistent with equation (6). pt lnR putation is incorrect. pt For each column with incorrect number of digits. pt Fit made with less than 12 points. pt 智浪教育 普惠英才文庫(kù) e) pt Graphics pt Improper scale/aspect ratio obscuring data trend. (**) pt Units or quantities missing in any of the axes. pt Plot joined by saw tooth. pt More than 30 % of the data points are misaligned (*). pt h and ?h pt h pt Using least squares fit or equivalent numeric method. Graphically only. pt Missing or incorrect units . pt Incorrect number of digits. pt If h ?1034 J??????????????????????????????????????????????? ???????? ?????????? ???????? ???????? ????????????haakkmmhhh???? h = ? 1034 J ???????????????????BBBBBBBBBRRRRRRRxxRxRxError for lnR : 。 。0 m i nm a x ??????? ????R = k? ? = R’ = k? ?? = 智浪教育 普惠英才文庫(kù) c) lnln l y c o n s e q u e n t ( 6 ) of B e c a u s elnln t h e n ( 3 ) t h a t k n o w We023023302???????BBTcRaccRaRTTccRecR?????? ( 9 ) E q . lnln 023???BRaccR??智浪教育 普惠英才文庫(kù) V /V I / mA RB / ? T / K (.) R / k? ln R ? ? ? 1962 ? 18 ( ? )102 ? ? ? ? ? 1980 ? 18 (? )102 ? ? ? ? ? 1987 ? 18 (? )102 ? ? ? ? ? 2020 ? 18 (? )102 ? ? ? ? ? 2018 ? 18 (? )102 ? ? ? ? ? 2028 ? 18 (? )102 ? ? ? ? ? 2041 ? 18 (? )102 ? ? ? ? ? 2049 ? 19 (? )102 ? ? ? ? ? 2057 ? 19 (? )102 ? ? ? ? ? 2066 ? 19 (? )102 ? ? ? ? ? 2069 ? 19 (? )102 ? ? ? ? ? 2085 ? 19 (? )102 ? ? ? ? ? 2096 ? 19 (? )102 ? ? ? ? ? 2101 ? 19 (? )102 ? ? unnecessary 智浪教育 普惠英才文庫(kù) Error for RB: ?????????????????????? ???????? ??? 2222IIVVRRBBError for T: K 。39。39。 ln39。39。ln????RRRR??For working out ?? we know that: R ? ?R = ? k? R’ ? ?R’ = ? k? 透光率 t = % 智浪教育 普惠英才文庫(kù) 方法 1 。ln 。 000000??????????????????? ???????aRRTTaaRTaBBB計(jì)算方法 2 ? ? ? ? 12970000m a x ?????????RRTTa? ? ? ? 12970000m i n ?????????RRTTa m i nm a x ?????? aaaa = ?a = 智浪教育 普惠英才文庫(kù) 問(wèn)題 3 ? 2?? = 620 – 565 。 ???? aRTaaRT誤差計(jì)算方法 1 2971 。 39 ? 智浪教育 普惠英才文庫(kù) d) 297 。 ??nnRR智浪教育 普惠英才文庫(kù) 實(shí)驗(yàn)解答 Pm ? B ? V A ? P ? Photoresistor ? Incandescent Bulb ? Potentiometer ? Red socket ? Black socket ? Ohmmeter ? ? ? Voltmeter ? V ? Ammeter