r79jodokM2 ons-mo.. 1220018-Ch02.0.. Open Response #2 A student is accelerating a 82 kg bookshelf by pushing it with a force of 100 Newtons to the right but a combined frictional and air resistance force of 68 Newtons is pushing left. Open Response #2: What is the normal force acting upon the bookshelf? * Your answer Open Response #2: What is the net force acting upon the bookshelf? * Your answer Open Response #2: What is the acceleration of the bookshelf? * Your answer

r79jodokM2 ons-mo.. 1220018-Ch02.0.. Open Response #2 A student is accelerating a 82 kg bookshelf by pushing it with a force of 100 Newtons to the right but a combined frictional and air resistance force of 68 Newtons is pushing left. Open Response #2: What is the normal force acting upon the bookshelf? * Your answer Open Response #2: What is the net force acting upon the bookshelf? * Your answer Open Response #2: What is the acceleration of the bookshelf? * Your answer

Name: tMr79jodokM2nctions-mo... O 1220018-Ch02_0...Open Response #2A studen
Uploaded: 2024-03-20T06:56:46.000Z
Channel: Bartleby
Description: tMr79jodokM2nctions-mo... O 1220018-Ch02_0...Open Response #2A student is accelerating a 82 kg bookshelf by pushing it with a force of 100 Newtons to the right but acombined frictional and air resistance force of 68 Newtons is pushing left.Open Resp

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 70P: The helicopter view in Figure P1.70 shows two people pulling on a stubborn mule. Find (a) the single...

See similar textbooks

Similar questions

Consider the baby being weighed in Figure 4.34. (a) What is the mass of the child and basket if a scale reading of 55 N is observed? (b) What is the tension T1 in the cord attaching the baby to the scale? (c) What is the tension T2 in the cord attaching the scale to the ceiling, if the scale has a mass of 0.500 kg? (d) Draw a sketch of the situation indicating the system of interest used to solve each part. The masses of the cords are negligible.
Three objects are connected on a table as shown in Figure P5.14. The coefficient of kinetic friction between the block of mass m2 and the table is 0.350. The objects have masses of m1 = 4.00 kg, m2 = 1.00 kg, and m3 = 2.00 kg, and the pulleys are frictionless. (a) Draw a free-body diagram of each object. (b) Determine the acceleration of each object, including its direction. (c) Determine the tensions in the two cords. What If? (d) If the tabletop were smooth, would the tensions increase, decrease, or remain the same? Explain. Figure P5.14
(a) What is the minimum force of friction required to hold the system of Figure P4.74 in equilibrium? (b) What coefficient of static friction between the 100.-N block and the table ensures equilibrium? (c) If the coefficient of kinetic friction between the 100.-N block and the table is 0.250, what hanging weight should replace the 50.0-N weight to allow the system to move at a constant speed once it is set in motion? Figure P4.74
The helicopter view in Figure P1.70 shows two people pulling on a stubborn mule. Find (a) the single force that is equivalent to the two forces shown and (b) the force a third person would have to exert on the mule to make the net force equal to zero. The forces are measured in units of newtons (N). Figure P1.70
A nurse pushes a cart by exerting a force on the handle at a downward angle 35.0° below the horizontal. The loaded cart has a mass of 28.0 kg, and the force of friction is 60.0 N. (a) Draw a free-body diagram for the system of interest. (b) What force must the nurse exert to move at a constant velocity?
A certain orthodontist uses a wire brace to align a patients crooked tooth as in Figure P4.88. The tension in the wire is adjusted to have a magnitude of 18.0 N. Find the magnitude of the net force exerted by the wire on the crooked tooth. Figure P4.38
An object of mass m = 5.00 kg, attached to a spring scale, rests on a frictionless, horizontal surface as shown in Figure P6.14. The spring scale, attached to the front end of a boxcar, reads zero when the car is at rest. (a) Determine the acceleration of the car if the spring scale has a constant reading of 18.0 N when the car is in motion. (b) What constant reading will the spring scale show if the car moves with constant velocity? Describe the forces on the object as observed (c) by someone in the car and (d) by someone at rest outside the car. Figure P6.14
A 50 kg sprinter is moving around the track while exerting a vertical ground reaction force of 1500Newtons and a forward horizontal ground reaction force of 600 Newtons. What Is the sum of ailthe forces acting on the sprinter if the coefficient of friction is 0.327. Pick one answer A. 1016 NB. 1010 NC. 1615 ND. 1505 N
In a tug-of-war, each man on a 5-man team pulls with an average force of 500 N. What is the tension in the center of the rope? A. 100 N B. 500 N C. 2500 N D. 5000 N
A brave but inadequate rugby player is being pushed backward by an opposing player who is exerting a force of 800.0 N on him. The mass of the losing player plus equipment is 90.0 kg, and he is accelerating backward at 1.25 m/s2. What is the force of friction between the losing player's feet and the grass?Ff=Ff= Correct N Correct! What force does the winning player exert on the ground to move forward if his mass plus equipment is 110.0 kg?F=F= Incorrect N Incorrect.
Three people pull simultaneously on a stubborn donkey. Jack pulls directly ahead of the donkey with a force of 77.9 N77.9 N , Jill pulls with 87.1 N87.1 N in a direction 45° to the left, and Jane pulls in a direction 45° to the right with 119 N119 N . (Since the donkey is involved with such uncoordinated people, who can blame it for being stubborn?) Find the magnitude of the net force the people exert on the donkey. magnitude of the net force: NN What is the direction of the net force? Express this as the angle from straight ahead between 0° and 90°, with a positive sign for angles to the left and a negative sign for angles to the right. direction of the net force:
A contestant in a winter games event pushes a 37.0-kg block of ice across a frozen lake with a force of 25 N at 22.0° below the horizontal as shown in Figure (a) below, and it moves with an acceleration of 0.630 m/s2 to the right. (a) What is the normal force exerted by the lake surface on the block of ice?_______N (b) Instead of pushing on the block of ice, the contestant now pulls on it with a rope at the same angle above the horizontal as in part (a), and with the same magnitude of force. See Figure (b) above. Now what is the normal force exerted by the lake surface on the block of ice?_______N