
Question 13 13 pts A box of mass 0.8 kg is being pulled up a slope...
A box of mass ?=22.5 kg is pulled up a ramp that is inclined at an angle ?=17.0∘angle with respect to the horizontal. The coefficient of kinetic friction between the box and the ramp is ?k=0.305 , and the rope pulling the box is parallel to the ramp. If the box accelerates up the ramp at a rate of ?=2.49 m/s2, calculate the tension ?T in the rope. Use ?=9.81 m/s2 for the acceleration due to gravity. FT=_____N
A 7.55-kg box is pulled up a ramp that is inclined at an angle of 39.0° with respect to the horizontal, as shown below. The coefficient of kinetic friction between the box and the ramp is 0.145, and the rope pulling the box is parallel to the ramp. If the box accelerates up the ramp at a rate of 3.09 m/s2, what must the tension Fr in the rope be? Use g 9.81 m/s2 for the acceleration due to gravity....
A 5kg box is being pulled up an inclined 20 degree slope, the coefficient of kinetic friction is 0.3. It is being pulled by a rope that experts a 20N force and that force makes an angle of 30 degree upward with respect to that slope. Calculate the acceleration of the box
Question 12 A 5 25-kg box is pulled up a ramp that is inclined at an angle of 27 with respect to the horizontal, as shown below. The coefficient of kinetic friction between the box and the ramp is 0.135, and the rope pulling the box is parallel to the ramp. If the box accelerates up the ramp at a rate of 2.89 m/s2, what must the tension, T, in the rope be? Use g 9.81 m/s2 for the acceleration...
05-kg box is pulled up a ramp that is inclined at an angle of 33.0° with respect to the horizontal, as nown below. The coefficient of kinetic friction between the box and the ramp is 0.195, and the rope pulling the box is parallel to the ramp. If the box accelerates up the ramp at a rate of 2.49 m/s2, what must the tension Fr in the rope be? Use g- 9.81 m/s2 for the acceleration due to gravity a-2.49...
2. A block of mass 15.0 kg is
being pulled up a flat incline of angle 30.0? and coefficient of
kinetic friction 0.120 by a string. The tension in the string is
120 N, and is directed parallel to the incline, as shown in the
diagram below. (a) What is the value of the force exerted on the
block by the incline? (That is, what is the block�s
apparent weight?) (b) What is the magnitude of the block�s
acceleration?
2....
Block 1 (20 kg) is pulled by a rope from left to right up a ramp which is inclined 45 degrees from the horizontal. The rope pulls on block 1 with a force of 360 N parallel to the surface of the inclined plane. The coefficient of kinetic friction between the block and the surface equals 0.2. Assume that the x-axis is parallel to the incline and positive in the direction up the incline. What is the magnitude of the...
A8 kg box is being pulled across a horizontal surface. The pulling force has a magnitude of 55 N and acts at an angle of 30° above the horizontal. The coefficient of kinetic friction between the surface and box is 0.2. What is the normal force acting on the box?
A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 25.2 ° with respect to the horizontal. The force applied to the skier by the tow bar is parallel to the slope. The skier's mass is 46.5 kg, and the coefficient of kinetic friction between the skis and the snow is 0.158. Find the magnitude of the force that the tow bar exerts on the skier.
A 214 kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 30.0o with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.914, and the log has an acceleration of magnitude 0.85 m/s2. Find the tension in the rope. (g = 9.80 m/s2)