7) A 50 kg block sits on the ground. A force PULLS on the block at an angle of 45° above
the horizontal. What is
a) the weight of the block.
b) the normal force on the
block just as the block lifts
off the ground
c) the pulling force necessary
to just barely lift the block
off the ground
Answers: 2
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Bob camina 200 m sur, luego trota 400 m suroeste, luego camina 200 m en una dirección 30? norte del este. a. dibuje una gráfica de los movimientos de bob. use una regla y transportador. b. use método gráfico y analíitico para hallar el desplazamiento total que bob recorrió. (magnitud y dirección) c. compare los resultados obtenidos por el método gráfico y analítico. (por ciento de diferencia).
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Blank liquids and gases exert a buoyant force on objects placed in them
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7) A 50 kg block sits on the ground. A force PULLS on the block at an angle of 45° above
the horizo...
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