10. The 500KN is in contact with a 450 inline. The coefficient of static friction is 0.25. Compute the value of the horizontal force P necessary to Just prevent motion down the incline.11. The 500KN is in contact with a 450 inline. The coefficient of static friction is 0.25. If P=400, What is the amount and direction of the friction force. 8. A 400KN block is resting on a rough horizontal surface for which thecoefficient of friction is 0.40. What minimum force is required to start motion?A. 138.5KNB. 148.5KNC. 158.5KND. 168.5KNFor question no. 9, 10, and 11 refer to the figure below.5009. The 500KN is in contact with a 45° inline. The coefficient of static friction is0.25. Compute the value of the horizontal force P necessary to Just start theblock up the incline.A. 822KNB. 832KNC. 842KND. 852KN10. The 500KN is in contact with a 45° inline. The coefficient of static friction is0.25. Compute the value of the horizontal force P necessary to Just preventmotion down the incline.A. 100KNB. 200KNC. 300KND. 400KN11. The 500KN is in contact with a 45° inline. The coefficient of static friction is0.25. If P=400, What is the amount and direction of the friction force.A. 340KNB.440KNC. 540KND. 640KN12. A 50 g mass hangs at the end of the spring. When 20 grams more are addedto the end of the spring, it stretches 7 cm more. Find the spring constant.A. 2.8В. 2.9C. 4.D. 2.513. How much tension must a rope withstand if it used to accelerate 1200 kgcar vertically upward at 080 m/s??

Answered: Image /qna-images/answer/a72cb606-c734-4fe1-b0d5-404e754c2abc.jpg

10. The 500KN is in contact with a 45° inline. The coefficient of static friction is 0.25. Compute the value of the horizontal force P necessary to Just prevent motion down the incline. A. 100KN B. 200KN C. 300KN D. 400KN 11. The 500KN is in contact with a 45° inline. The coefficient of static friction is 0.25. If P=400, What is the amount and direction of the friction force. A. 340KN B.440KN C. 540KN D. 640KN

10. The 500KN is in contact with a 45° inline. The coefficient of static friction is 0.25. Compute the value of the horizontal force P necessary to Just prevent motion down the incline. A. 100KN B. 200KN C. 300KN D. 400KN 11. The 500KN is in contact with a 45° inline. The coefficient of static friction is 0.25. If P=400, What is the amount and direction of the friction force. A. 340KN B.440KN C. 540KN D. 640KN

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter4: Dynamics: Force And Newton's Laws Of Motion

Section: Chapter Questions

Problem 22CQ: Ina traction setup a broken bone, with pulleys and rope available, how might we be able to Increase...

See similar textbooks

Similar questions

A 20.0kg block is pushed across a rough horizontal floor at a constant velocity by a 65.0N pushing force applied at an angle of 30.0° below the horizontal. What is the coefficient of kinetic friction between the block and the floor?
What If? If the incline under m2 is rough, what is the minimum value of the coefficient of static friction ?s for which the system will not move? ?s =
A 0.400-kg pendulum bob passes through the lowest part of its path at a speed of 3.00 m/s. (a) What is the tension in the pendulum cable at this point if the pendulum is 80.0 cm long? (b) When the pendulum reaches its highest point, what angle does the cable make with the vertical? (c) What is the tension in the pendulum cable when the pendulum reaches its highest point?
A person doing a chin-up weighs 700 N, exclusive of the arms. During the first 25.0 cm of the lift, each arm exerts an upward force of 355 N on the torso. If the upward movement starts from rest, what is the persons velocity at that point?
What can you say about the velocity of a moving body that in dynamic equilibrium? Draw a sketch of such a body using clearly labeled arrows to represent all external forces on the body.
In the Atwood machine discussed in Example 5.9 and shown in Figure 5.14a, m1 = 2.00 kg and m2 = 7.00 kg. The masses of the pulley and string are negligible by comparison. The pulley turns without friction, and the siring does not stretch. The lighter object is released with a sharp push that sets it into motion at i = 2.40 m/s downward. (a) How far will m1, descend below its initial level? (b) Find the velocity of m1 after 1.80 s.
Ina traction setup a broken bone, with pulleys and rope available, how might we be able to Increase the force along the tibia using the weight? (See Figure 4.30) (Note that the tibia is the shin bone shown in this image.) Figure 4.30 A leg is suspended by a traction system in which wires used to transmit forces. Frictionless pulleys crw.ge the direction of the force T without changing Its magnitude.
(a) Give an example of different net external forces acting on the same system to produce different accelerations. (b) Give an example of the same net external force acting on systems of different masses, producing different accelerations. (c) What law accurately describes both effects? State it in words and as an equation.
A 400-N body starts up the incline of 30o with the horizontal (fk = 0.2) with a velocity of 3m/s. a. How long must a 500-N horizontal force act on the body to increase its velocity to 8m/s? b. How far will the body travel while the force is acting?
A 3192kg car is going up the Amerat hill, at angle 16.8, with 2 people inside the car each of 49kg. The car suspension provides 1444N of lift, and it is accelerating up at 5m/s². The road provides u=o.4. What is the force provided by the engine? If needed, use g=9.81m/s2
John is building a frictionless track with a block (? = 20.0kg) sliding on it (no flying up). The block is initially at rest at point A, and it is pulled by an external force ? = 60.0N (with an angle ? = 25.0 ° from the surface of the track) over a distance ? = 3.50 to point B. There are no external forces on the block after point B and the block continues to slide along the track until the magnitude of its velocity is ?C = 0.700m/s at point C. What is the height ℎ of point C (relative to point A)?
1. There’s a battery powered skateboard hidden in the mop bucket. Assume the mass of the entire system is {43} kg, and gravity is 10 N/kg. (Maybe start with part d?) If the board can accelerate at 1.5 m/s2, how much net force is needed? If the skateboard motor can put out 300 N of force, how much friction (neglect air resistance combined) does the system have? What is the kinetic frictional coefficient for mop bucket on roadway? Draw a Force Body Diagram for the man/bucket, assuming that the man, the bucket, the leaf blower, and the umbrella are all a single object and on level ground. Label and calculate all forces. Explain why this wouldn’t work without the hidden motor in the mop bucket. Explain in terms of the forces between man, umbrella, and leaf blower. Identify two sets of force pairs in this system.