34. A block of mass 3.00 kg is pushed up ỊC against a wall by a force P that makes an angle of 0 = 50.0° with the horizontal as shown in Figure P5.34. The coefficient of static friction between the block and the wall is 0.250. (a) Determine the possible values for the magnitude of P that allow the block to remain Figure P5.34 stationary. (b) Describe what happens if P| has a larger value and what hap- pens if it is smaller. (c) Repeat parts (a) and (b), assuming the force makes an angle of 0 = 13.0° with the horizontal.

34. A block of mass 3.00 kg is pushed up ỊC against a wall by a force P that makes an angle of 0 = 50.0° with the horizontal as shown in Figure P5.34. The coefficient of static friction between the block and the wall is 0.250. (a) Determine the possible values for the magnitude of P that allow the block to remain Figure P5.34 stationary. (b) Describe what happens if P| has a larger value and what hap- pens if it is smaller. (c) Repeat parts (a) and (b), assuming the force makes an angle of 0 = 13.0° with the horizontal.

Name: Answers: (a) 48.6 N, 31. 7 N; (b) If P > 48.6 N, the block slides up
Uploaded: 2024-03-20T06:57:57.000Z
Channel: Bartleby
Description: Answers: (a) 48.6 N, 31. 7 N; (b) If P > 48.6 N, the block slides up the wall. IfP 62.7 N, the block cannot slide up the14. Problem 34wall. If P < 62.7 N, the block slides down the wall 34. A

Physics for Scientists and Engineers

10th Edition

ISBN:9781337553278

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 45AP: A crate of weight Fg is pushed by a force P on a horizontal floor as shown in Figure P5.45. The...

See similar textbooks

Related questions

Q: An 80 kg person is standing on a scale in an elevator. Find the weight that the scale reads when the…

A: The answers are below

Q: 5.72 Block A in Fig. P5.72 weighs 60.0 N. The coefficient of static friction between the block and…

A: Since the system is in equilibrium ,the vertical and horizontal forces must be balancing. Forces on…

Q: 5.7 . Find the tension in *A m cach cord in Fig. E5.7 if the weight of the suspended object is w.…

A: (a) The free-body diagram of the system is shown below. The tension in the cord C can be determined…

Q: A car accelerates down a hill (Fig. P5.95), going from rest to 30.0 m/s in 6.00 s. A toy inside the…

A: Solving the question in the car's frame is easier. Since, the car is accelerating , it is non…

Q: Suppose you move a 15-kg crate by pulling upward on the chain at an angle of 45 degrees above the…

Q: 5.92 .. Block B, with mass Figure P5.92 5.00 kg, rests on block A, with mass 8.00 kg, which in turn…

A: Mass of body A = mA = 8 kgmass of body B = mB = 5 kgCoefficient of static friction between A & B…

Q: A 85.7-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is…

A: Part a: The weight measured by the scale is the normal force applied by the scale on the person. In…

Q: A 74.0-kg skydiver reaches a terminal speed of 59.7 m/s with her parachute undeployed. Suppose the…

A: Given values: Mass of the skydiver,m=74.0 kg Terminal speed,vT=59.7 m/s Acceleration due to gravity…

Q: 4.40 •• CP Two blocks connected by a light horizontal rope sit at rest on a horizontal, frictionless…

Q: A traffic light is hanging from two cables. Cable #1 pulls up and left, making an angle of 45o with…

Q: 46. ||| Figure P5.46 D shows two 1.00 kg blocks connected by a rope. A second rope hangs beneath the…

Q: A 60-kg operator is standing on a spring scale in a 600-kg elevator that is accelerating 6m/s2…

A: Given: The mass of the operator is 60 kg. The mass of the elevator is 600 kg. The acceleration of…

Q: If an object has a mass of 22kg at sea level, (a) what will be its weight at a point where the…

A: Given data: Mass (m) = 22 kg Acceleration due to gravity (g) = 9.75 m/s2

Q: Q11: Block A, with a mass 5 kg, rests on the incline. The coefficient of static friction between the…

Q: A block of mass 3.00 kg is pushed up against a wall by a force PS that makes an angle of u5 50.0°…

A: Given,The mass of the block = 3kg=mThe applied force on the block = PThe angle made by the force…

Q: A 3-kg box is on a rough horizontal surface. An external force F is applied horizontally to the box.…

A: Answer is Option (b) The expression for find magnitude of acceleration of the box is a=Fm

Q: A 1.45 kg box is placed on a ramp that is 21° above the horizontal. If the coefficient of static…

Q: * Question 14 A9.00 kg object is dropped from rest near the surface of an unknown planet and begins…

A: Mass of object, m = 9.00 Kg Acceleration , a = 6.00 m/s2

Q: Find the acceleration of a 4.0 kg box sliding across a level floor if it is being pulled forward by…

A: the net force on the box in the horizontal direction is Fnet,x=Tcosθ-f=20 Ncos60°-4 N=6 N

Q: 60. A woman at an airport is towing W her 20.0-kg suitcase at constant speed by pulling on a strap…

A: (a)The figure 1 shows the free body diagram of the suitcase.

Q: A block of mass 2.20 kg is accel- erated across a rough surface by a light cord passing over a small…

A: Mass = 2.2 kg

Q: 9. In the absence of air drag, the acceleration due to gravity is 9.81 m/s, Whatis the magnitude of…

A: The motion of an object through a fluid results in the formation of a resistance force. This is drag…

Q: A 9.00-kg hanging object is connected by a light, inextensible cord over a light, frictionless…

A: The net force that acts on these objects is m1g-T=m1a…

Q: 5.79 • Block A in Fig. P5.79 weighs 1.20 N, and block B weighs 3.60 N. The coefficient of kinetic…

Q: I contestant in a Winter games event polls a 59.0 KG block of ice across a frozen Lake with a rope…

A: Given data: Mass of ice (m) = 59 kg Coefficient of static friction μs = 0.1 Coefficient of kinetic…

Q: A sled weighing 60.0 N is pulled horizontally across snow so that the coefficient of kinetic…

A: The weight of the sled,

Q: *A m 5.7 . Find the tension in each cord in Fig. E5.7 if the weight of the suspended object is w.…

A: Weight suspended is w To find = Tension in each cord

Q: 17. A skydiver of mass 80.0 kg jumps from a stationary helicopter and reaches a terminal speed of…

A: Given data: Mass of skydiver is, m=80.0 kg. Terminal speed is, v=50.0 m/s.

Q: Question 1 The systems shown in Figure P5.21 are in equilibrium. If the spring scales are calibrated…

A: (a) Calculation: The reading in the spring balance will be equal to the tension in the string.…

Q: To study damage to aircraft that collide with large birds, you design a test gun that will…

Q: A block of mass 3.00 kg is pushed up against a wall by a force P that makes an angle of 0 = 50.0°…

A: (a) The mass of the block is 3 kg. the force acting on the block in vertical and horizontal…

Q: A block of mass 3.00 kg is pushed up against a wall by a force PS that makes an angle of u5 50.0°…

Q: Consider the physical situation shown below. A 55.8-Newton force is applied at a 22-degree angle to…

A: Given Force applied = F = 55.8 N Mass of the box = m = 9.7 kg Angle above the horizontal = 22°…

Q: What horizontal force must be applied to a large block of mass M shown in Figure P5.49 so that the…

A: Given: Mass of the large block M Mass of the hanging block m1 Mass of the block on top m2 All…

Q: 27. Cassie is sitting on a frictionless playground slide that makes an angle 0 with the horizontal.…

Q: A 100-g box slides across a frictionless horizontal plane. If it is accelerating at 15 m/s2, find…

Q: Suppose you move a 15-kg crate by pulling upward on the chain at an angle of 45 degrees above the…

Q: 5.7 . Find the tension in m each cord in Fig. E5.7 if the weight of the suspended object is w.…

A: Given,

Q: 5.7 . Find the tension in *A m each cord in Fig. E5.7 if the weight of the suspended object is w.…

Q: Q. What is the force on a 1000 kg elevator that is falling freely at 9.8 m/s2? The answer to this…

Q: Two blocks each of mass 5 kg are fastened to the top of an elevator as in Figure P4.21. (a) If the…

Q: 55. In Figure P5.55, the incline has mass Mand is fastened to the stationary horizontal tabletop.…

A: Free body diagram is given below.

Q: A skydiver of mass 83.5 kg jumps from a slow-moving aircraft and reaches a terminal speed of 54.4…

A: It is given that,

Concept explainers

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows:

Topic Video

Question

100%

Answers: (a) 48.6 N, 31. 7 N; (b) If P > 48.6 N, the block slides up the wall. If
P < 31.7 N, the block slides down the wall; (c) 62.7 N, P > 62.7 N, the block cannot slide up the
14. Problem 34
wall. If P < 62.7 N, the block slides down the wall

34. A block of mass 3.00 kg is pushed up
QIC against a wall by a force P that makes an
angle of 0 = 50.0° with the horizontal as
shown in Figure P5.34. The coefficient
of static friction between the block
and the wall is 0.250. (a) Determine
the possible values for the magnitude
of P that allow the block to remain
Figure P5.34
stationary. (b) Describe what happens
if |P| has a larger value and what hap-
pens if it is smaller. (c) Repeat parts (a) and (b), assuming the
force makes an angle of 0 = 13.0° with the horizontal.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1/

Step 2

Step 3

Step 4

Step 5

Step 6

Step 7

Step 8

Trending now

This is a popular solution!

Step by step

Solved in 8 steps with 8 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

As part of an attempt to combine physics and biology in the sameclass, an instructor asks students to weigh a 5.2-kg salmon byhanging it from a fish scale attached to the ceiling of an elevator.What is the apparent weight of the salmon, W>a, if the elevator (a)is at rest, (b) moves with an upward acceleration of 3.5 m>s2, or (c)moves with a downward acceleration of 2.3 m>s2?
At what altitude L (km) above such that the weight of an object reduced to one-third of its earth-surface value?
An ordinary baseball (145 g and 7.5 cm in diameter) is dropped from a height of 830 m. Assuming thatthe baseball is moving through air with a density of 1.20 kg/m3, and it has a drag coefficient of 0.3, whatis the terminal speed that this baseball will reach?
A 3.69x103 kg train is moving at a constant speed of 10m/s on a horizontal railroad track that offers an overall frictional force of 500N. Calculate (a) it's acceleration, (b) the engine force, (c) the distance traveled in 20 seconds, (d) its acceleration if it changes its speed to 30 m/s, (e) the engine force in this case?
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 48.0 N to the box and produces an acceleration of magnitude 2.20 m/s2, what is the mass of the box?
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 42.5 N to the box and produces an acceleration of magnitude 4.45 m/s/s, what is the mass of the box?
A bag of cement whose weight is Fg hangs in equilibrium from three wires as shown in Figure P5.18. Two of the wires make angles 1 and 2 with the horizontal. Assuming the system is in equilibrium, show that the tension in the left-hand wire is T1=Fgcos2sin(1+2) Figure P5.18
A 9.00-kg hanging object is connected by a light, inextensible cord over a light, frictionless pulley to a 5.00-kg block that is sliding on a flat table (Fig. P5.7). Taking the coefficient of kinetic friction as 0.200, find the tension in the string. Figure P5.7
A heavy chandelier with mass 125 kg is hung by chains in equilibrium from the ceiling of a concert hall as shown in Figure P5.77, with 1 = 37.0 and 2 = 64.0. Assuming the chains are massless, what are the tensions FT1, FT2, and FT3 in the three chains? FIGURE P5.77
The engines in a supertanker carrying crude oil produce a net force of 20,000,000 N on the ship. If the resulting acceleration is 0. 1 m/s2, what is the ship’s mass?
A crate of weight Fg is pushed by a force P on a horizontal floor as shown in Figure P5.45. The coefficient of static friction is s, and P is directed at angle below the horizontal. (a) Show that the minimum value of P that will move the crate is given by P=sFgsec1stan Figure P5.45 (b) Find the condition on in terms of s, for which motion of the crate is impossible for any value of P.
By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?