ZuoTi.Pro
Question

A 4 kg box is at rest on a table. The coefficients of friction are μs=0.30, μk=0.10


A 4 kg box is at rest on a table. The coefficients of friction are μs=0.30, μk=0.10. Then, a 10N horizontal force is applied to the box.


 1. Is there enough force to overcome static friction?

 2. What is the the magnitude of the box's acceleration?

science   physics   
1 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
A 4 kg box is at rest on a table. The coefficients of friction are μs=0.30, μk=0.10
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • A 30-kg box is at rest on a horizontal floor with friction coefficients μs = 0.65...

    A 30-kg box is at rest on a horizontal floor with friction coefficients μs = 0.65 (static) and μk = 0.55 (kinetic). You push on the box HORIZONTALLY (parallel to the floor) with varying applied force. For each applied force below, find the magnitude of the friction force exerted by the floor on the box (in Newtons), and state whether the friction is static or kinetic. (a) Applied force 100 N. (b) Applied force 150 N. (c) Applied force 190...

  • A horizontal force of 207 N is applied to a 63 kg box on a hard...

    A horizontal force of 207 N is applied to a 63 kg box on a hard level floor. The coefficients of static friction and kinetic friction between the box and the floor are μs = 0.55 and μk = 0.35. What is the magnitude of the force of friction on the box?

  • A 30-kg box is at rest on a horizontal floor with friction coefficientsμs= 0.65 (static) and...

    A 30-kg box is at rest on a horizontal floor with friction coefficientsμs= 0.65 (static) and μk= 0.55 (kinetic). You push on the box HORIZONTALLY (parallel to the floor) with varying applied force. For each applied force below, find the magnitude of the friction force exerted by the floor on the box(in Newtons), and state whether the friction is static or kinetic. (a) Applied force 100 N. (b) Applied force 150 N. (c) Applied force 190 N. (d) Applied force...

  • A 5.80-kg box sits at rest at the bottom of a ramp that is 8.20 m...

    A 5.80-kg box sits at rest at the bottom of a ramp that is 8.20 m long and that is inclined at 40.0 ∘ above the horizontal. The coefficient of kinetic friction is μk = 0.40, and the coefficient of static friction is μs = 0.43. What constant force F , applied parallel to the surface of the ramp, is required to push the box to the top of the ramp in a time of 4.00 s ? Express your...

  • The coefficients of friction between a 1.5 kg block and a surface are μs = 0.50...

    The coefficients of friction between a 1.5 kg block and a surface are μs = 0.50 and μk = 0.40. Assume the only other force acting on the block is that due to gravity. What is the magnitude of the frictional force (in newtons) on the block if the block is moving and the surface is inclined at 30o? Use g = 9.79 m/s2.

  • To understand kinetic and static friction. A block of mass m lies on a horizontal table. The coefficient of static fric...

    To understand kinetic and static friction. A block of mass m lies on a horizontal table. The coefficient of static friction between the block and the table is μs. The coefficient of kinetic friction is μk, with μk<μs. a- Suppose you want to move the block, but you want to push it with the least force possible to get it moving. With what force F must you be pushing the block just before the block begins to move? Express the...

  • The 75-kg man pushes on the 150-kg crate with a horizontal force F. The coefficients of...

    The 75-kg man pushes on the 150-kg crate with a horizontal force F. The coefficients of static and kinetic friction between the crate and the surface are μs = 0.3 and μk = 0.1, and the coefficient of static friction between the man's shoes and the surface is μ′s = 0.8. What is the greatest acceleration the man can give the crate if the man's acceleration is zero at this instant? I keep getting 1.96 but it says answer is...

  • To understand kinetic and static friction. A block of mass m lies on a horizontal table....

    To understand kinetic and static friction. A block of mass m lies on a horizontal table. The coefficient of static friction between the block and the table is μs. The coefficient of kinetic friction isμk, with μk<μs. Part B Suppose you want to move the block, but you want to push it with the least force possible to get it moving. With what force F must you be pushing the block just before the block begins to move? Part C...

  • A block is at rest on an inclined plane (shown in diagram). Coefficients of friction are...

    A block is at rest on an inclined plane (shown in diagram). Coefficients of friction are μ-02, μ,-0.17. Gravity is 9.8 m/s2 Okg What is the normal force on the box? Let's assume friction were not a factor-the box would slide down the ramp. What is the magnitude of the force that causes the box to24 down the ramp? What is the static friction force on the box? Will the box slide without being pushed down the ramp? What is...

  • The force P is applied to the 49-kg block when it is at rest. Determine the...

    The force P is applied to the 49-kg block when it is at rest. Determine the magnitude and direction of the friction force exerted by the surface on the block if (a) P = 0, (b) P = 219 N, and (c) P = 311 N. (d) What value of P is required to initiate motion up the incline? The static and kinetic coefficients of friction between the block and the incline are μs = 0.29 and μk = 0.25,...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT