11
9
S1 : kE =
-x70 x v2
f
+
+x50xv]
Set 2 : KE =
+ x 200 x
v +
+ xz0xvF
Total Kinetic in both of them because when add
energy increase
and KEY
weight to
lighter >
- it more
faster . Also , when we
heavier that also that it down
remove
weight from ,
increase
I
as we saw
go
faster too (velocity in that case both positive
-
, of 70 for both
b) Sc :
PEg = 500xh -700Xh = -zoon
setz
PEg 2000Xh LL00 xh
-
-Loan
=
: =
Total PE in heavier decrease and X in lighter weight
because their is no tension when the lighter move
therefore to let it more
up
up ; ,
the heavier have and
more tension
(Timg) PEg go
in
opposite direction
O
mg(k
T= += 0
DDom
c) In their KE
, they both increase .
In other words ,
they same in total change
because based the
they both increase
on
diagram below ,
in close system
because
down faster them
they go up or
⑮
the
change in weight
· Sane
and
one
positive one
T negative
d) In other hand the PE in
lighter and heavier
different to each other based
O
+0 (
"mg
"
on their trusion and
Tag This one based on tension 0
go up =
( DDom
to balance the
System , it has to diff
be
negative to
make sure the lighter not fly away
, er A
Why smaller total mass
faster
⑳
themgreater total muss
Set
1) F (In terms
of PE)
= m .
g
FC1
myp
m
T= = 0
=> the smaller the
, bigger the
weight
DDom
force and the
faster it is
2) In terms
of KE
KE =
t muz
KE
C bigger the
smaller
mass ,
KE- slower
them lighter
I Heavier set :
z M
v (xm x vy Mxgxh mxgxh 0
x + -
=
*
-
vf2 ([M 1 m) + = Mgh +
mgh
Uf =
I
Lighter set
z * M x
v +
+xm
x
v + Mxgxh + mxgxh = 0
vf2 ([M 1 m) + =
-
Mgh-mgh
Vf
my
Don't talk because don't have
about the numerator
they huge diff between
them but the denominator of something is smaller > ->
V bigger and therefore
,
of of smaller
go faster=> above arguement is time
9
S1 : kE =
-x70 x v2
f
+
+x50xv]
Set 2 : KE =
+ x 200 x
v +
+ xz0xvF
Total Kinetic in both of them because when add
energy increase
and KEY
weight to
lighter >
- it more
faster . Also , when we
heavier that also that it down
remove
weight from ,
increase
I
as we saw
go
faster too (velocity in that case both positive
-
, of 70 for both
b) Sc :
PEg = 500xh -700Xh = -zoon
setz
PEg 2000Xh LL00 xh
-
-Loan
=
: =
Total PE in heavier decrease and X in lighter weight
because their is no tension when the lighter move
therefore to let it more
up
up ; ,
the heavier have and
more tension
(Timg) PEg go
in
opposite direction
O
mg(k
T= += 0
DDom
c) In their KE
, they both increase .
In other words ,
they same in total change
because based the
they both increase
on
diagram below ,
in close system
because
down faster them
they go up or
⑮
the
change in weight
· Sane
and
one
positive one
T negative
d) In other hand the PE in
lighter and heavier
different to each other based
O
+0 (
"mg
"
on their trusion and
Tag This one based on tension 0
go up =
( DDom
to balance the
System , it has to diff
be
negative to
make sure the lighter not fly away
, er A
Why smaller total mass
faster
⑳
themgreater total muss
Set
1) F (In terms
of PE)
= m .
g
FC1
myp
m
T= = 0
=> the smaller the
, bigger the
weight
DDom
force and the
faster it is
2) In terms
of KE
KE =
t muz
KE
C bigger the
smaller
mass ,
KE- slower
them lighter
I Heavier set :
z M
v (xm x vy Mxgxh mxgxh 0
x + -
=
*
-
vf2 ([M 1 m) + = Mgh +
mgh
Uf =
I
Lighter set
z * M x
v +
+xm
x
v + Mxgxh + mxgxh = 0
vf2 ([M 1 m) + =
-
Mgh-mgh
Vf
my
Don't talk because don't have
about the numerator
they huge diff between
them but the denominator of something is smaller > ->
V bigger and therefore
,
of of smaller
go faster=> above arguement is time
