cinematica

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Mathematics, Physics, Fun
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University
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Medium
DALIN CANO
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5 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
resolver el ejercicio
f=50n
f=100n
f= 200n
f= 320bts
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
resuelve el sig problema
1,25 m = x
2,34 m= x
3.1416 m=x
0.23 m = x
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
resolver el sig problema
6.53 m/S2
5,56btu
678n
89,9 m/s3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un disco de masa md = 2kg. impacta un palo de masa mp = 1kg. que reposa sobre una superficie de hielo sin roce, con una velocidad vdi = 3m/s. Suponga que el choque es elástico. Encuentre la velocidad de traslación del disco, del palo y la velocidad de rotación del palo después del choque.Ip = 1.33kg − m2 alrededor de su centro de masa. La longitud del palo es l = 4m.
0.34 m/s2
w= -2 rad/s
W= -23 rad
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Una escalera uniforme de largo l y peso mg = 50N se apoya sobre una pared vertical suave. Si el coeficiente de roce estático entre el suelo y la escalera es µ = .4, encuentre el ángulo mínimo θ0 para que la escalera no deslice
45grados
65 grados
51 grado
34 grados
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