Laterla Magnification (m)
is the ratio of the size of the image to the size of the object
Capacitors in series
1/ceff= 1/C1 + 1/C2+ 1/C3
Capacitors in parallel
Ceff= C1+C2+C3
Resistors in Parallel
1/Reff=1/R1+1/R2+1/R3
Resistors in series
R= R1+R2+R3
The
Translational Motion
x = x 0 + v 0 t + 1/2at2 V = Vo + at
Frictional Force
f max =
k
< s always
Uniform Circular Motion
Fc = mac = mv2 /r ac= v2 /r
Momentum, Impulse
I = F t = M
Work, Power
W = F d cos
M = mv
P = W/t
Energy (conservation)
ET = Ek + Ep
E
which of the following is a vector quantity?
-volume
-force
-speed
-time
-length
force
when a person stands on a scale, which of the following is not a force exerted on the
scale?
-force from the floor
-force from persons feet
-weight of the person
-weigh
A] With a constant voltage but increasing resistance in parallel would affect
the current how?
a] Increase current because Vdrop remains content when R in parallel and
resistance decreases
How many electrons does it take to make one coulomb of negative ch
A] What kind of waves are sound waves? Does displacement lie parallel or perpendicular
to the propagation of wave?
B] What kind of waves are ocean waves? Does displacement lie parallel or perpendicular
to the propagation of wave?
a] Longitudinal, parallel
A standing wave on a string of length L has four nodes, not including the
nodes at the two fixed ends. What is the wavelength of the standing wave?
2L/5
A pendulum of length L1 has a period t1 = 0.950 s. The length of the
pendulum is adjusted to a new val
subjective realm
-opinion-people have beliefs
ethical subjectivism
-philosophical thesis that there are no ethical facts-only ethical opinions
objective realm
-facts that exist independently of anybody's thinking about them-the
question is whether there a