A 2000 kg car increases its speed from 2 m/s to 8 m/s in 3s on a rough road, while the engine generates a forward force of 6940 N. The coefficient of kinetic friction of the road is O a. 0.15 O b. 0.2 O c. 0.3 O d. 0.45

A 2000 kg car increases its speed from 2 m/s to 8 m/s in 3s on a rough road, while the engine generates a forward force of 6940 N. The coefficient of kinetic friction of the road is O a. 0.15 O b. 0.2 O c. 0.3 O d. 0.45

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter6: Applications Of Newton’s Laws Of Motion

Section: Chapter Questions

Problem 70PQ: A Suppose you place a block of mass M on a plane inclined at an angle . Show that the mass will...

See similar textbooks

Related questions

Q: A 934-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Write an expression for average force using Newton’s second law of motion

Q: Q1: Calculate the force necessary to accelerate a 900-kg rocket vertically down at the rate of 30…

A: Given: Mass of the rocket,m=900 kg Acceleration, a=-30 m/s2 (negative sign indicates downward…

Q: 6. A crate whose mass m is 250 kg rests on the bed of a truck that is moving at a speed v, of 100…

Q: An F-150 SuperCrew (m = 2400 kg) travelling on Highway 66 is going at a high rate of speed, 29.0 m/s…

Q: 1. A 20,000 kg jet plane is accelerating at 2 m/s2 How much force does it put forth? 2 A boy on his…

Q: A boat moves through the water with two forces acting on it. One is a 1,950-N forward push by the…

A: (a) Acceleration of the boat a=Fforward-Fresistivem=1950 N-1200 N1100 kg=0.6818 ms2 (b) The distance…

Q: A 50 kg box hangs from a rope. What is the tension in the rope ifa. The box is at rest?b. The box…

Q: A 50kg person is traveling at 100km/hr. a) What's the force on him/her if he/she decelerates 200…

A: Given , Mass of person, m = 50 kg Initial velocity, u = 100km/hr = 27.78m/s A) acceleration =…

Q: 11. A 450 kg mass is accelerated at 2.5 m/s². a. What is the force causing this acceleration?

A: Force on an object induced is F=ma m=mass of the object, a=acceleration of the object

Q: What is the force required to accelerate a 50.0 kg box across a frictionless surface at 0.50m/s2?

A: Given data The mass of the box is m=50.0 kg The accleration of the box is a=0.50 m/s2 The force…

Q: A constant force is applied to an object, causing the object to accelerate at 8.0 m/s2. What will…

Q: A 821-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Given: The mass of the car is 821 kg. The initial speed of the car is 0 m/s. The final speed of the…

Q: 1(a). While passing a slower car on a busy highway, you accelerate your 1500 kg car from 17.0 m/s to…

A: Given u = 17 m/s V = 90 km/h = 25 m/s. m = 1500 kg t = 15s a = dV/dt. F = ma

Q: 9. A 5kg chair is being pushed to the right with a force of 20N but accelerates at 1m/s^2. What does…

A: The figure shows the free body diagram of the chair.

Q: 1) A 3.15-kg block is acted on by a 24.0-N force that acts at 37.0° below the horizontal, as shown…

Q: 7. A shipping crate that weighs 300 N is initially stationary on a loading dock. A forklift arrives…

A: Given, Weigh of shipping cart Wsc = 300 N Upward force on lift F = 520 N

Q: A boy at the lake is skipping stones. He picks up a rock and throws it with a 42 N force. The rock…

A: From Newton's Second law, if mass is constant: F = ma ......(1) Here, F is force…

Q: 2. Newton's Law. Given: Three forces acting on an object are which experiencing an acceleration of…

A: According to Bartleby policy, as u have not specified the number of questions to be solved so we…

Q: 55. A 50 kg box hangs from a rope. What is the tension in the rope if a. The box moves up at a…

Q: 9. How quickly would the 50kg box accelerate if the person applied a 590N force? m/s 10. How quickly…

A: 9. Given, Mass of the box: m = 50 kg Applied force: F = 590 N According to newton's law of…

Q: 5. A student pushes a loaded sled whose mass m is 100 kg for a distance d of 5 m over a frictionless…

A: Given:m = 100 kgd = 5 mF = 100 N

Q: 13. For how long a time must a tow truck pull with a force of 550 N on a stalled 1200 kg car to give…

A: Given: The mass of the car is 1200 kg. The force on the stalled car is 550 N. The velocity to be…

Q: F1= 30 N F3= 60 N F2= 20 N If the mass of the object in the figure is 5kg, what is its acceleration?…

Q: 1. A 40 lb resultant force causes a block to accelerate at 5 ft/s?. What is the mass of the block?…

A: Force = mass × acceleration

Q: A boat moves through the water with two forces acting on it. One is a 2000N forward push by the…

Q: 5. A student pushes a loaded sled whose mass m is 100 kg for a distance d of 5 m over a frictionless…

A: Given: The surface is frictionless; mass 'm' = 100kg; distance 'd' = 5m; Force 'F' = 100 N We need…

Q: A boat moves through the water with two forces acting on it. One is a 1,725-N forward push by the…

Q: A net force of 3,000.0 N accelerates a car from rest to 37.4 km/h in 5.00 s. (a) What is the mass of…

Q: 1. Andrea, a 63.0-kg sprinter, starts a race with an acceleration of 4.200 m/s. What is the net…

A: acceleration is a = 4.2 m/s2 The distance for which sprinter accelerates is S1 = 20 m The distance…

Q: 1. What force is' needed to accelerate a child on a sled -(total mass = 60.0 kg) at 1.25 m/s²? 2. A…

Q: 7. A 150-N rightward force is applied to a 20-kg box to accelerate it to the right acros: a rough…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 51. Consider a SAA jet of mass 30,000 kg in takeoff when the thrust for each of its TWO engines is…

A: Given data: Mass of jet (m) = 30,000 kg Force due to each engine (F) = 30,000 N Number of engines =…

Q: 6. Ali pushes a cart with a resultant force of 100 N and it accelerates at a rate of 2 m/s. a. What…

Q: A 845-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Find acceleration of the car during this period,

Q: 3) causes them to accelerate away from each other at 0.733 m/s². If Bill's mass is 75.0 kg, what is…

A: Force (F) = 25 N Mass of Bill (m) = 75 kg Mass of Sally = M Acceleration of Bill and Sally away from…

Q: Q2) A body (30 gm) slipping down on a board (50 cm) that set up one end in height (15 cm) to just…

Q: Two forces, one equal to 15 N and another equal to 40 N, act on a 50-kg crate resting in a…

A: a. the net force acting on the crate is It acting towards right.

Q: A 866-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Given:

Q: An Atwood's machine with a frictionless pulley has mass1 = 8.8 kg and is accelerating up at m/s2.…

Q: Two blocks connected by a string under tension Tare accelerated to the right by a horizontal 20 N…

Q: A 4.0-kg object's velocity-vs-time graph is shown below. What is the net force on the object when t=…

Q: A space worker exerts a force of 256 N on a spaceship and it accelerates at 8 m/s/s. What is the…

Q: 3. A particle of mass 3.0 kg is acted on by a single force F1 = 16î N. a. What is the particle's…

Q: A) Calculate the object's net force. 30 N 25 N 5 kg B) Calculate the object's acceieration.…

A: A. Let right arrow be the positive direction and left arrow be the negative direction, Then the net…

Q: 5. A small fireworks rocket has a mass of 500g (=??kg). When fired, it produces a thrust force of…

Q: A car of mass ?push=1100 kg is capable of a maximum acceleration of 4.00 m/s2. If this car is…

A: The maximum force that the car of mass is 1100 kg exerts is

Question

A 2000 kg car increases its speed from 2 m/s to 8 m/s in 3s on a rough road, while the engine generates a
forward force of 6940 N. The coefficient of kinetic friction of the road is
O a. 0.15
O b. 0.2
O c. 0.3
O d. 0.45

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 1 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 5.00105 -kg rocket is accelerating straight up. Its engines produce 1.250107 N of thrust, and air resistance is 4.50106 N. What is the rocket's acceleration? Explicitly show how you follow the steps in the Problem-Solving Strategy for Newton's laws of motion.
(a) A cat with a mass of 850 kg in moving to the right with a constant speed of 1.44 m/s. What is the total force on the cat ? (b) What is the total force on the cat if it is moving to the left?
A baseball catcher is performing a stunt for a television commercial. He will catch a baseball (mass 145 g) dropped from a height of 60.0 m above his glove. His glove stops the ball in 0.0100 s. What is the force exerted by his glove on the ball?
Review. A block of mass m = 2.00 kg is released from rest at h = 0.500 m above the surface of a table, at the top of a = 30.0 incline as shown in Figure P5.101. The frictionless incline is fixed on a table of height H = 2.00 m. (a) Determine the acceleration of the block as it slides down the incline, (b) What is the velocity of the block as it leaves the incline? (c) How far from the table will the block hit the floor? (d) What time interval elapses between when the block is released and when it hits the floor? (e) Does the mass of the block affect any of the above calculations?
Two forces, one equal to 15 N and another equal to 40 N, act on a 50-kg crate resting on a horizontal surface as shown in Figure 2.55. (a) What is the net horizontal force on the crate? (b) What is its horizontal acceleration? (c) If the crate starts from rest, what is its horizontal speed after 5 s? (d) How far has the crate traveled along the surface in this time?
(a) What force causes an automobile to move? (b) A propeller-driven airplane? (c) A rowboat?
. On aircraft carriers, catapults are used to accelerate jet aircraft to flight speeds in a short distance. One such catapult takes a 18.000-kg jet from 0 to 70 m/s in 2.5 s. (a) What is the acceleration of the jet (in m/s2 and g’s)? (b) How far dues the jet travel while it is accelerating? (C) How large is the force that the catapult must exert on the jet?
(a) If the rocket sled shown in Figure 4.32 starts with only one rocket burning, what is the magnitude of its acceleration? Assume that the mass of the system is 2100 kg, the thrust T is 2.4104 N, and the force of friction opposing the motion is known to be 650 N. (b) Why is the acceleration not one-fourth of what it is with all rockets burning?
A 0.450-kg hammer is moving horizontally at 7.00 m/s when it strikes a nail and comes to rest after driving the nail 1.00 cm into a board. Assume constant acceleration of the hammer-nail pair. a. Calculate the duration of the impact. b. What was the average force exerted on the nail?
A person doing a chin-up weighs 700 N, exclusive of the arms. During the first 25.0 cm of the lift, each arm exerts an upward force of 355 N on the torso. If the upward movement starts from rest, what is the persons velocity at that point?
A motorcycle and rider have a total mass equal to 300 kg. The rider applies the brakes, causing the motorcycle to accelerate at a rate of 5 m/s2. What is the net force on the motorcycle?
On June 25, 1983, shot-putter Udo Beyer of East Germany threw the 7.26-kg shot 22.22 m, which at that time was a world record. (a) If the shot was released at a height of 2.20 m with a projection angle of 45.00, what was its initial velocity? (b) If while in Beyer’s hand the shot was accelerated uniformly over a distance of 1.20 m, what was the net force on it?