In moving an object of mass 10 kg through a distance of 8.0 m, 40 J of work is done.The average force exerted is:320 NO4.0 NO 400 NO 5.0 N80 N

Answered: Image /qna-images/answer/86d149d9-6302-4732-93f8-20b3f919a086.jpg

Answered: The average force exerted

Science

Physics

The average force exerted

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter6: Energy Of A System

Section: Chapter Questions

Problem 14P: The force acting on a particle varies as shown in Figure P6.14. Find the work done by the force on...

See similar textbooks

Related questions

Q: For every action force there is what?

A: According to the newtons 3rd law of motion "For every action there is always an equal and opposite…

Q: Aflying bug exerts a force of magnitude equal to twice its weight during each flap of its wings to…

Q: A weight lifter raises a 963 N weight a vertical distance of 1.87 m. Compute the work done by the…

Q: A skier weighing 90 kg starts from rest dowm a hill inclined at 17. He skis 100 m Bown the hill and…

Q: How much work was required to compress the accordian 0.8 m? Force vs. Displacement

A: Given: The compress according to the graph is 0.8 m.

Q: A spring stretches by 1.0 cm when it is loaded with a weight of 5.0 kg. Calculateforce constant of…

Q: Is power a vector or scalar quantity?

A: Please see the answer in step 2

Q: Discuss what happens when a man fires a pistol in front of a flight of stairs in a large hall.

A: There will be an extended-pulse echo produced.

Q: A hammer having a mass of 1 kg going with a speed of 6 m/s hits a wall and comes to rest in 0.1 sec.…

Q: A 3.2-tonne vehicle accelerates to 140 miles per hour in 50 seconds. Calculate the force exerted by…

Q: A non-conservative force:

A: If the work done by a force depends on the path travelled by the object on which work is being done,…

Q: Calculate the work done in N.m if a force of 18 N pushes a mass 5 kg by 8 meters.

A: Assume that the direction of force and the direction of displacement are the same. Work done by the…

Q: A 50-N force is the only force acting on a 2-kg crate that starts from rest. At the instant the…

A: Given: The force is F=50 N. The distance is d=2 m. The mass of crate is m=2 kg. The expression…

Q: A crane lifts a steel I-beam that has a mass of 3.5 metric tons (1 metric ton = 1000 kg) a vertical…

Q: How much force acts on a tossed coin when it is halfway to its maximum height? How much force acts…

A: When a coin is thrown in upward direction, force experienced by the coin neglecting air resistance…

Q: Which situation DOES NOT demonstrate a work done? O A lady in an ascending elevator. O A waiter…

A: The work done by a force can be defined as the product of the displacement of an object and the…

Q: A force that acts on an object is said to be conservative if ...

A: The force required to move a particle from some initial position to the final position without…

Q: the impulse?

Q: Calculate the load?

A: Given data; Mechanical advantage of a machine=10 Effort given to the machine=4kgf Calculate the…

Q: A spring with spring constant 60 N/m has 24 J of EPE stored in it. How much is it compressed?

A: Given Spring constant k = 60 N/m Elastic potential energy = 24 J

Q: How much force acts on a tossed coin when it is halfway to its maximum height? How much force acts…

A: Answer:- When the force acts on a tossed coin that has reached halfway its maximum height is 50%.…

Q: crane lifts a 765 kg girder 23.5 m in 45.2 seconds. Calculate the power of the crane.

A: Mass of girder = 765 kg Height = 23.5 m Time taken = 45.2 second

Q: Calculate the work done when a force of 15 N moves a body by 5 m in its direction.

A: Introduction : In this question we are provided with value of force and displacement . with these…

Q: A 2.0 kg mass is placed against a spring of force constant 800 Nim, which has been co m, as…

A: Given:- The force constant of the spring is k = 800 N/m The compression of the spring d = 0.22 m…

Q: anet with a net force of 250 now all work, including the

Q: Assuming this maximum height was the result of one push from her parent, what was the average force…

A: Given data, distance S=152 cm

Q: Name the physical quantity which is measured in terms of horse power.

A: Watt is the unit of power and Horse power is also a unit of power which is denoted as 'hp' .1…

Q: The power expended in lifting a log is 600 watts. Given a force of 3x103 N. Find the velocity at…

A: The equation for the power is given by, P=Fv Here, F is the force and v is the velocity.

Q: An object of mass 2 kg falls from a height of 5 m under the influence of the force of Earth's…

Q: Is power a scalar quantity?

A: Power is a scalar quantity. A quantity which depends on direction a vector quantity. A quantity…

Q: Ch.5 Problem 72

Q: kg is lifted 10 m above th , measured in watts (W): nd to the nearest whole

Q: In the figure, truo blocks connected by a string slide down an inclined plane. The coetticient of…

Q: A baseball (m=145g)(m=145g) traveling 40 m/sm/s moves a fielder's glove backward 27 cmcm when the…

A: It is given that

Q: 3.2. A spring balance indicates a mass of 10.0 g on zero load and 60.3 g with a true load of 50.0 g.…

A: In the given solution, formula used is,True load=Zero error+Compression Factor×Reading

Q: Sammy uses a pulley to hoist a crate 10 meters high in 5 seconds. Sammy applies 980 N of force to…

A: Force (F) = 980 N Displacement (S) = 10 m time (t) = 5 sec

Q: A baseball (m=145g) traveling 32 m/s moves a fielder's glove backward 26 cm when the ball is caught.…

A: The base ball’s kinetic energy is converted into its work done

Q: Jack weighs 65 kg. What is Jack’s height of jump if he exerts a normal force of 1300 and his center…

A: This question can be solved by breaking down the boy's motion into two parts. The two images below…

Q: A 3.5-tonne vehicle accelerates to 110 miles per hour in 30 seconds. Calculate the force exerted by…

Q: find the work done if a force of 2.7 N displace object by 6 m

Q: Work is equal to * O Force + distance O Force - distance O Force / distance O Force* distance O O O…

A: Introduction: The work is the energy transferred to or from an object via the application of force…

Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

100%

In moving an object of mass 10 kg through a distance of 8.0 m, 40 J of work is done.
The average force exerted is:
320 N
O4.0 N
O 400 N
O 5.0 N
80 N

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 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

A sled of mass 70 kg starts from rest and slides down a 10 incline 80 m long. It then travels for 20 m horizontally before starting back up an 8° incline. It travels 80 m along this incline before coming to rest. What is the magnitude of the net work done on the sled by friction?
What average power is generated by a 70.0-kg mountain climber who climbs a summit of height 325 m in 95.0 min? (a) 39.1 W (b) 54.6 W (c) 25.5 W (d) 67.0 W (e) 88.4 W
A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless, horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle = 25.0 below the horizontal as shown in Figure P6.3. Determine the work done on the block by (a) the applied force, (b) the normal force exerted by the table, (c) the gravitational force, and (d) the net force on the block. Figure P6.3
Cite two examples in which a force is exerted on an object without doing any work on the object.
The force acting on a particle varies as shown in Figure P6.14. Find the work done by the force on the particle as it moves (a) from x = 0 to x = 8.00 m, (b) from x = 8.00 m to x= 10.0 m, and (c) from x = 0 to x = 10.0 m.
A worker pushes a wheelbarrow with a horizontal force of 50 N on level ground over a distance of 5.0 m. 11 a friction force of 43 N acts on the wheelbarrow in a direction opposite that of the worker, what work is done on the wheelbarrow by the worker? (a) 250 J (b) 215 (c) 35 J (d) 10 J (e) None of those answers is correct.
A boy in a wheelchair (total mass 47.0 kg) has speed 1.40 m/s at the crest of a slope 2.60 m high and 12.4 m long. At the bottom of the slope his speed is 6.20 m/s. Assume air resistance and rolling resistance can be modeled as a constant friction force of 41.0 N. Find the work he did in pushing forward on his wheels during the downhill ride.
In Figure 5.5 (a)-(d), a block moves to the right in the positive x-direction through the displacement x while under the influence of a force with the same magnitude F. Which of the following is the correct order of the amount of work done by the force F, from most positive to most negative? (a) d, c, a, b (b) c, a, b, d (c) c, a, d, b
A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle = 25.0 below the horizontal as shown in Figure P5.8. Determine the work done by (a) the applied force, (b) the normal force exerted by the table, (c) the force of gravity, and (d) the net force on the block. Figure P5.8
A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle = 25.0 below the horizontal as shown in Figure P5.8. Determine the work done by (a) the applied force, (b) the normal force exerted by the table, (c) the force of gravity, and (d) the net force on the block. Figure P5.8
A boy starts at rest and slides down a frictionless slide as in Figure P5.64. The bottom of the track is a height h above the ground. The boy then leaves the track horizontally, striking the ground a distance d as shown. Using energy methods, determine the initial height H of the boy in terms of h and d. Figure P5.64
The force acting on a particle is Fx = (8x 16), where F is in newtons anti x is in meters. (a) Make a plot of this force versus x from x = 0 to x = 3.00 m. (b) From your graph, find the net work done by this force on the particle as it moves from x = 0 to x = 3.00 m.