(Fill in the blank.) For a constant tension T, as the angle 0 decreases, the normal forte v.BT.A block of mass M is being pulled by a rope under tension that is angled 0 degreesabove the horizontal. The block slides horizontally along a rough horizontalsurface.= tension in the ropen = normal force acting on the block by the surfacef = frictional force between the block and the surfacea = non-zero acceleration of the block (Fill in the blank.) For a constant tension T, as the angle 0 decreases, the normalforțeremains constant.Increasesdecreases

Objects on an inclined plane are nevertheless subject to this concept. The force of gravity is…

Answered: (Fill in the blank.) For a constant…

(Fill in the blank.) For a constant tension T, as the angle 0 decreases, the normal forțe remains constant. Increases decreases

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 35PE: A nurse pushes a cart by exerting a force on the handle at a downward angle 35.0° below the...

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(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
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
(a) Find the tension in each cable supporting the 6.00 102-N cat burglar in Figure P4.35. (b) Suppose the horizontal cable were reattached higher up on the wall. Would the tension in the other cables increase, decrease, or stay the same? Why? Figure P4.35
An object of mass M is held in place by an applied force F and a pulley system as shown in Figure P5.85. The pulleys are massless and friction-less. (a) Draw diagrams showing the forces on each pulley. Find (b) the tension in each section of rope, T1, T2 T3, T4 and T5 and (c) the magnitude of F
A fisherman is fishing from a bridge and is using a "65-N test line." In other words, the line will sustain a maximum force of 65 N without breaking. What is the weight of the heaviest fish that can be pulled up vertically when the line is reeled in the following situations? (a) at a constant speed(b) with an acceleration whose magnitude is 2.5 m/s2
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 small object hangs from a string attached to the rearview mirror of your car that is accelerating at a rate of ax = 1.10 m/s2. (Consider a tension in the string T, a weight of the object W, and an angle 0 that the string makes with the vertical.) Coordinate system: +x is right; +y is up. Let's trace all forces acting on this object before finding the angle 0 the string makes with respect to the vertical. (0 means the theta symbol)! 1) What is the magnitude of the tension in the string in the x-direction (Tx)? Group of answer choices: A) Tarctan0 B) Tcos0 C) Ttan0 D) Tsin0 2)What is the sum of the forces in the x-direction? Group of answer choices: A) max B) mg C) may D) 0 3)What is the magnitude of the tension in the string in the y-direction (Ty)? Group of answer choices: A)Ttan0 B)Tcos0 C)Tsin0 D)Tarctan0 4) What force counteracts Ty to satisfy Newton's third law? Group of answer choices: A)Wy B)0 C)Wx D)W 5) What is the sum of the forces in the y-direction? Group of…
A 24 kg box is being pulled by a horizontal rope along a floor at aconstant speed (v = 1.0m/s). There is friction between the floor and the box with k = 0.40.a. The formula for tension in the rope is given by:a) T = μk gcosθb) T = Fnsinθc) T = μk mgd) none of these b. What is the magnitude of the tension?
A force of 9.4N pulls horizontally on a 1.3-kg block that slides on a rough, horizontal surface. This block is connected by a horizontal string to a second block of mass m2 = 1.90kg on the same surface. The coefficient of kinetic friction is μk = 0.23 for both blocks.A) What is the acceleration of the blocks?B) What is the tension in the string?
The air exerts a forward force of 10 N on the propeller of a 0.30 kg model airplane. If the plane accelerates forward at 1.0 m/s2, what is the magnitude of the resistive force exerted by the air on the airplane? 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? 5000 N 0 N 2500 N 500 N