Ph191M Unit Conversions
1. Change the following quantities into SI base or derived units:
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
18.3 nm/ns2
65 nm3
5.2 103 ft/hour2
2500 g/L
103 450 Mm/s2
65
0.000 60 weeks
8.2
How to add vectors on the Ti-89
In general, 2D vectors may be expressed either as a magnitude and direction
(magdir) or as rectangular coordinates [x,y]. The easiest way to do this with your
calculato
Ph191M Centre-of-mass Exercises
1. The structure shown consists of a thin rod of mass 4.0 kg and length 1.0 m joined to a
thin rod of length 0.50 m and mass 2.0 kg. Find the centre of mass of the stru
Phys 191 Uncertainty Worksheet
1. Convert the following to relative uncertainties:
a. 2.70 0.05 cm
b. 12.02 0.08 cm
2. Convert the following to absolute uncertainties:
a. 3.5 cm 10 %
b. 16 s 8 %
3. Co
Phl9l Quiz #1
October 8, 2004 Name: 5 OF Ohm SL4
Instructor: Patricia Wrean
Total: 40 points
1. State the number of signicant gures in the following. (5 points)
a) 45 030 i
b) 1.20 x 10" 3
c)