2. An applied force of 20 N is used to accelerate an object to the right across a frictional surface. The object encounters 10 N of friction. Use the diagram to determine the normal force, the net force, the coefficient of friction (u) between the object and the surface, the mass, and the acceleration of the object. (Neglect air resistance.) Form Friet 10 N p-20 N -100 N Faet F F 3. Identify the forces in in the FBD as shown on the right and calculate the forces to achieve equilibrium. F,-mg 4. A person is pushing down at a 30° angle with 200 N of force. The desk does not move. Determine the value of the frictional force. %23 我。 b. Determine the normal force.

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Chapter1: Units, Trigonometry. And Vectors
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2. An applied force of 20N is used to accelerate an
object to the right across a frictional surface. The
object encounters 10 N of friction. Use the diagram
to determine the normal force, the net force, the
coefficient of friction (µ) between the object and the
surface, the mass, and the acceleration of the
object. (Neglect air resistance.)
For
Foriet=10 N
,- 20 N
av-100 N
Fnet
3. Identify the forces in in the FBD
as shown on the right and
calculate the forces to achieve
equilibrium.
Fmg
4. A person is pushing down at a 30° angle with
200 N of force. The desk does not move.
Determine the value of the frictional force.
b. Determine the normal force.
20ON
Transcribed Image Text:2. An applied force of 20N is used to accelerate an object to the right across a frictional surface. The object encounters 10 N of friction. Use the diagram to determine the normal force, the net force, the coefficient of friction (µ) between the object and the surface, the mass, and the acceleration of the object. (Neglect air resistance.) For Foriet=10 N ,- 20 N av-100 N Fnet 3. Identify the forces in in the FBD as shown on the right and calculate the forces to achieve equilibrium. Fmg 4. A person is pushing down at a 30° angle with 200 N of force. The desk does not move. Determine the value of the frictional force. b. Determine the normal force. 20ON
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