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x= 12

(0, 2 t)

y= 10

(0, 2 t)

z= 0, 8 t

r =

5(cos 2t) i+ 4(sen 2t) j

t

t= 1

vx = 2, 4 1, 6 t

2

vy = 4, 0 t v t

t = 0s

35, 0

4000 m

g = 9, 8 m/s2

v0

(v0)

D

g

B

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vA

h

B

(y 40)2 = 160x

vy =

x = 5 t

y = 2/t

t

t= 1s

t= 1s

y = 0,4x2

xA =

yA = 1,6 vB =

dvB/dt =

2

vA = 8 A =

y = f(x)

t=

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r(t)

(t)

r =

r

r =

=

r =

2

=

4

2

m/s2

t= 1s.

30m/s

20

60km/h

= 90

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vB = 10

vA = 5

20 m/s

5m/s2

80 m

v

R

x= R(t

sent)

y=R(1 cost)

= v/R.

r

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R

vo

x = R(t

sent

y = R(1 cost) = V o/R

t

r = 75 mm

=

5 rad/s2

t1

t = 0

t= t1

t= t1