A force F = 15 N is applied to a box of mass m = 4...
A force F = 15 N is applied to a box of mass m = 4 kg, which is situated on a ramp that makes an angle of θ = 65o with the vertical, as shown. F is parallel to the ramp.
Which of these equations is a correct application of Newton's 2nd Law in the y-direction?
Nsinθ−mgcosθ=0
Nsinθ−mgsinθ=0
N−mgsinθ=max
N−mgcosθ=max
N−mgsinθ=0
N−mgcosθ=0
Homework Answers
QUESTION 1 A crate at rest resting on a floor: Normal force direction will be: along...
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The figure below shows a block with mass m = 5.3 kg pulled up a ramp inclined at an angle of 6 = 28° with a force of magnitude F = 33 N parallel to the ramp. m (a) If there is no friction between the block and the ramp, what is the magnitude of the block's acceleration (in m/s2)? 1.485 Draw a free-body diagram. What forces act on the block? Let the x-axis be parallel to the incline. What...
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Kindly help me In the figure, a force of magnitude 15 N is applied to a FedEx box of mass m2 1.2 kg. The force is directed up a plane tilted by θ-31°. The box is connected by a cord to a UPS box of ma...
Kindly help me
In the figure, a force of magnitude 15 N is applied to a FedEx box of mass m2 1.2 kg. The force is directed up a plane tilted by θ-31°. The box is connected by a cord to a UPS box of mass m1 2.9 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord are negligible. What is the tension in the cord? mg 耀1
In the...
A force of magnitude 12 N is applied to mass m2 1.4 kg. The force is...
A force of magnitude 12 N is applied to mass m2 1.4 kg. The force is directed up a plane tilted by θ 40°. The box is connected by a mass m-4.4 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord are negligible. (a) draw a free body diagram for each block in the system. (b) What is the tension in the cord? (c) what is the acceleration of the...
A box of mass m = 2.00 kg is positioned on a ramp at an angle...
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8. -14 points A box slides down a ramp with constant velocity. There is friction between...
8. -14 points A box slides down a ramp with constant velocity. There is friction between the box and the ramp. The ramp is raised 11.0° above the horizontal. AC (a) Which of the free body diagrams above is correct for this situation? A B (b) Which of these equations correctly shows Newton's Second Law for the components of forces that are perpendicular (normal) to the ramp? On-mgsin - 0 ncos - mg = 0 en- mgcost=0 nsing - mg...
The figure below shows an initially stationary block of mass m on a floor
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A 730 N force is applied to the 110 kg box. Determine the magnitude of the...
A 730 N force is applied to the 110 kg box. Determine
the magnitude of the friction force F exerted by the horizontal
sirface on the block.
A 730 N force is applied to the 110 kg box. Determine the magnitude of the friction force F exerted by the horizontal surface on the block. 730 N 3 2 Mass = 110 kg Us = 0.65 MK =0.54
16. A force of magnitude 25.0 N is applied to a box of mass m2 = 2.0 kg. The force is directed up a plane tilted at an angle of 60.0. The box is connected by a cord to another box of mass m1 = 2.5 kg. The floor and pulley are frictionless, the ramp has a coefficient of friction of μ,-0.15, and the masses of the pulley and cord are neglible. a. Draw the free-body diagrams for the two...
The figure below shows a block with mass m = 5.3 kg pulled up a ramp inclined at an angle of 6 = 28° with a force of magnitude F = 33 N parallel to the ramp. m (a) If there is no friction between the block and the ramp, what is the magnitude of the block's acceleration (in m/s2)? 1.485 Draw a free-body diagram. What forces act on the block? Let the x-axis be parallel to the incline. What...
Kindly help me
In the figure, a force of magnitude 15 N is applied to a FedEx box of mass m2 1.2 kg. The force is directed up a plane tilted by θ-31°. The box is connected by a cord to a UPS box of mass m1 2.9 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord are negligible. What is the tension in the cord? mg 耀1
In the...
A force of magnitude 12 N is applied to mass m2 1.4 kg. The force is directed up a plane tilted by θ 40°. The box is connected by a mass m-4.4 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord are negligible. (a) draw a free body diagram for each block in the system. (b) What is the tension in the cord? (c) what is the acceleration of the...
8. -14 points A box slides down a ramp with constant velocity. There is friction between the box and the ramp. The ramp is raised 11.0° above the horizontal. AC (a) Which of the free body diagrams above is correct for this situation? A B (b) Which of these equations correctly shows Newton's Second Law for the components of forces that are perpendicular (normal) to the ramp? On-mgsin - 0 ncos - mg = 0 en- mgcost=0 nsing - mg...
A 730 N force is applied to the 110 kg box. Determine
the magnitude of the friction force F exerted by the horizontal
sirface on the block.
A 730 N force is applied to the 110 kg box. Determine the magnitude of the friction force F exerted by the horizontal surface on the block. 730 N 3 2 Mass = 110 kg Us = 0.65 MK =0.54
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