University:
Shippensburg University of Pennsylvania
Course:
PHY 205 | Intermediate Physics I
Academic year:

2022
Views:

11

Pages:

1
Author:

Lemony

Units & measurement 7 independent quantities: length(m), mass (kg), time(s) Temp.(K), urrent(A), Luminous intensity (ld), ami of subs. (mol) plane angle do = ds radians • Solid angle D d2 = dA 2 solidangre for full supere = D I light year=9.4.6 X1015 1 1 parsec: 3.28 light yr. ime: caesium atomic clock. errors Systematic Cintroduced due to inaccuracy) instrumental exp technieve Personal error sandom (due rovariction inconditions in which exp occurs) mean absolute error. Samean(la-al) value of 'a lies blo a = Amean ± amean relative ermor = Damean amean Z=A+B A2=IAA + AB Z=AB A +43 B A 6 B trac C A X10