This physics study guide is your ultimate resource for mastering concepts and preparing for all five quizzes in PHYS 1080.
This pdf contains all problems in the PHYS 1080 course study guide with step-by-step answers, detailed work shown, and explanations covering essential topics such as kinemat...
① Given
info and Diagram
B A
① Given info and
diagram
10 km
⑧ ⑧
Displacement
b) Average Velocity =
=T
Ok Total time
·
in
Okm
I Time
13 km
8 km
②
Convert Units =
OmIs
= (10km)(1000m) = (1Smins))in) ↳
10 km
·
=
900
=
10000m sec
a) Displacement straight
: line distance from
Distance initial position to final position
⑤ Average Speed =
Time
=
10000m/900s :
Okm
=
11 Im/S
.
1 Cyclist Cyclist
2nd
Q
T Vill =
10m/s
·
Vial =
12 m/s
&
Delay =
10 sec
Other way of
solving
I both going constant speed
Constant Speed of Motion Only (Relative
②
Caculate distance of lead ⑦ Determine't' needed to ↳
Xf =
Xi + Vt
cover relative speed
Aug . Speed = "It ①
Equation for both objects
110)
(10mis) = Plios Speed
= "It 1st Cyclist : (100m) + 110m/s)t
100m = D
(t)
(2m/s) = (100m)/(t) and Cyclist (0m) + (12m/s)t
:
② set equal
= I
③ Find Relative Speed (100m) + 110m/s)t =
10m) + (12m/s)t
t = So seconds l o t 10t
Vrelative =
(vi) (Va) -
100 + 10t = 12t
(10m/s) (12m/s)
=
= -
=
- 2m/s
50 = t
↳
speed at which cyclist must close
, Non-Uniform
Motion
change in velocity (DV)
O
Acceleration =
(DE)
change in time
-
AV =
(vz) -
(vi) A = iSm/s)/issed
DV =
(10m/s) -
(Sm/s) =
1m/s
?
AV
=
Sm/s
Dt = 5 see
① (0 , 0)
Zo
② (2 4) ,
(x2
- Xi)
speed =-Y1)
. .
14m
4m)/145
-
A Displacement
a) b) = 2s)
Speed
-
=
Atime
(4m
Om)/(2s
-
=
= -
Os) OmIs
=
2m/s el
speed is
↳
:
constant
DV = 0
C a= BY at d) =
0 mls/14-2 sees)
= Omis/as =
OmIs2 · concave up =
(t) acceleration
= ?
OmIs
- To find't' when police catches up
Vm =
25m/s ② Equations of Motions ③ Set X ,= X
car ast ast
Q Policemis
-
speed /no acceleration
2
10
Up =
10m/s a) Motorist -P
constant 2St =
10t + St
⑳
:
10ms Ut
Lazomis Ap =
Xf =
Xi + 0= 1St + Sta
motors
-
·
o +
= (2S)(t) 0 =
St(t 3) -
=
25t .. 3 seconds
6) Police car - -
not constant speed/accelerates
:
+ at
2
x = vt
=
(10m1s)(t) + 12 /10 m/s2) (t)2
=
10t ((2)10
+
+
2
2
=
10t + 5t
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