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The 1 kN applied force acts initially at an angle θ-80°. The angle then reduces gradually....
A horizontal force, F1=55 N, and a force, F2 = 17.6 N acting at an angle of θ with respect to the x-axis, as shown, are applied to a block of mass m=2.4 kg.
A horizontal force, F1=55 N, and a force, F2 = 17.6 N acting at an angle of θ with respect to the x-axis, as shown, are applied to a block of mass m=2.4 kg. The coefficient of kinetic friction between the block and the surface is μk = 0.2. The block is moving to the right.Part (a) Solve numerically for the magnitude of the normal force, FN in newtons, that acts on the block if θ = 30°. Part (b) Solve...
1. A block weighing 50 kN is supported on an inclined plane forming an angle of...
1. A block weighing 50 kN is supported on an inclined plane forming an angle of 25º with the horizontal. A force P that is parallel to the inclined plane is applied to the block, as shown below. Determine the value of P required that will cause impending motion up the inclined plane, if: a) (10 pts) the coefficient of friction between the body and the plane is 0.30. b) (10 pts) the coefficient of friction between the body and...
A 110 N force, directed at an angle θ above a horizontal floor, is applied to...
A 110 N force, directed at an angle θ above a horizontal floor, is applied to a 24.0 kg chair sitting on the floor. If θ = 0°, what are (a) the horizontal component Fh of the applied force and (b) the magnitude FN of the normal force of the floor on the chair? If θ = 31.0°, what are (c)Fh and (d)FN? If θ = 55.0°, what are (e)Fh and (f)FN? Now assume that the coefficient of static friction...
QUESTION 5 A centripetal force of 150 N acts on an 800 kg satellite moving with...
QUESTION 5 A centripetal force of 150 N acts on an 800 kg satellite moving with a speed of 4,500 m/s in a circular orbit around a planet. What is the acceleration of the satellite in m/s2? 0.19 m/s2 0.24 m/s2 0.30 m/s2 0.21 m/s2 QUESTION 6 An airplane has a mass of 4,800 pounds. If a force of 130,000 N is applied, what is the acceleration is g's? 5.8 g 5.0 g 4.5 g 6.1 g QUESTION 7 Static...
1. The force = 9 i + 12 j + 5 k acts on a...
1. The force = 9 i + 12 j + 5 k acts on a small object. If the displacement of the object is = 16 i + 10 j . Find the work done by the force using the scalar product . 2. A 25 kg chandelier is hanging from a cable in an elevator (have you ever seen a chandelier in an elevator?). What is the tension in the cable if the elevator that moves downward...
45. the magnitude of the friction force the rough plane exerts on the block if W-100...
45. the magnitude of the friction force the rough plane exerts on the block if W-100 lb. H -0.5, and F-40tb a. 40.0lb b. 50.0 lb d. 35.0 lb ?. 450 lb 46. Determine the smallest magnitude of force F for which motion ot the block impendsit W- 150 tb and 4, -0.3 a. 50.0 Ib ?. 45.0 lb b. 40.0 lb d. 60.0 lb 47. Select the correct statement. a. The coefficient of static friction is the cosine of...
Given: m-2 ft, n 4 ft, the angle θ of the incline is 18 degrees, the force P is applied at height h and the weight...
Given: m-2 ft, n 4 ft, the angle θ of the incline is 18 degrees, the force P is applied at height h and the weight of the box is 36 lb Find: the maximum force P that can be applied without tipping the box. Assume that 1) the friction coefficient is high enough to prevent slipping and 2) the center of gravity of the box is at the box's geometric center. 6 feet, 0
.1. A horizontal force of 60.0 N is applied to a 3.00 kg block. The block...
.1. A horizontal force of 60.0 N is applied to a 3.00 kg block. The block is initially at rest and slides a distance of 0.500 m up a ramp once the horizontal force is applied. The ramp is inclined at an angle of 30.0◦ and the coefficient of kinetic friction between the ramp and the block is 0.600. (a) Use Newton’s second law and kinematics to determine how long it took for the block to slide 0.500 m up...
19) A brick on an inclined plane with an angle of 30° to the horizontal has...
19) A brick on an inclined plane with an angle of 30° to the horizontal has a mass of 3 kg. A horizontal force F with a magnitude of 50 N is applied to the brick, such that a component of that force pushes the brick up the plane. The coefficient of kinetic friction between the brick and the inclined plane is 0.15 М 30 30° a) Use Newton's 2nd law to determine the magnitude of the normal force on...
1.A force vector, F, has components F angle, 0, of the force. 180 lbs and F,...
1.A force vector, F, has components F angle, 0, of the force. 180 lbs and F, -60 lbs. Calculate the magnitude, F, and the direction 2. Calculate the resultant of the following 3 forces: F,- (100 N, 45 deg), F,- (80 N, 180 deg) and Fy-(140 N deg). In other words, calculate R, Ry, R, and 0R (Hint: Use the vector table to help with the procedure.) Vector Mag Dir х-сотропеnt у-соmponent Fi F3 R A 50 kg object is...
1. A block weighing 50 kN is supported on an inclined plane forming an angle of 25º with the horizontal. A force P that is parallel to the inclined plane is applied to the block, as shown below. Determine the value of P required that will cause impending motion up the inclined plane, if: a) (10 pts) the coefficient of friction between the body and the plane is 0.30. b) (10 pts) the coefficient of friction between the body and...
45. the magnitude of the friction force the rough plane exerts on the block if W-100 lb. H -0.5, and F-40tb a. 40.0lb b. 50.0 lb d. 35.0 lb ?. 450 lb 46. Determine the smallest magnitude of force F for which motion ot the block impendsit W- 150 tb and 4, -0.3 a. 50.0 Ib ?. 45.0 lb b. 40.0 lb d. 60.0 lb 47. Select the correct statement. a. The coefficient of static friction is the cosine of...
Given: m-2 ft, n 4 ft, the angle θ of the incline is 18 degrees, the force P is applied at height h and the weight of the box is 36 lb Find: the maximum force P that can be applied without tipping the box. Assume that 1) the friction coefficient is high enough to prevent slipping and 2) the center of gravity of the box is at the box's geometric center. 6 feet, 0
19) A brick on an inclined plane with an angle of 30° to the horizontal has a mass of 3 kg. A horizontal force F with a magnitude of 50 N is applied to the brick, such that a component of that force pushes the brick up the plane. The coefficient of kinetic friction between the brick and the inclined plane is 0.15 М 30 30° a) Use Newton's 2nd law to determine the magnitude of the normal force on...
1.A force vector, F, has components F angle, 0, of the force. 180 lbs and F, -60 lbs. Calculate the magnitude, F, and the direction 2. Calculate the resultant of the following 3 forces: F,- (100 N, 45 deg), F,- (80 N, 180 deg) and Fy-(140 N deg). In other words, calculate R, Ry, R, and 0R (Hint: Use the vector table to help with the procedure.) Vector Mag Dir х-сотропеnt у-соmponent Fi F3 R A 50 kg object is...
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